#7C81DD
Closest named color: Soft Blue (#6488EA). oklch(64% 0.137 279.4), rgb(124, 129, 221).
Aa
Black text reads best on this color (6.04:1).
About this color
#7C81DD is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.137 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.036 away. Black text reads best on it, at 6.04:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.04:1 |
| White text | 3.47:1 |
Values
| HEX | #7C81DD |
| RGB | rgb(124, 129, 221) |
| HSL | hsl(237, 59%, 68%) |
| OKLCH | oklch(64% 0.137 279.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #7C81DD | 3.47:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #7C81DD | 6.04:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #7C81DD text on white | 3.47:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #7C81DD text on black | 6.04:1 | AA | Lc -39.5 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D3D7F2
oklch(88.4% 0.037 278.9)
-
Step 300
300
#B7BDEC
oklch(81% 0.067 279.1)
-
Step 400
400
#9399E2
oklch(70.7% 0.107 279.7)
-
Step 500
500 (this color)
#7C81DD
oklch(64% 0.137 279.4)
-
Step 600
600
#6366C7
oklch(55.6% 0.147 279.1)
-
Step 700
700
#5354AC
oklch(49.1% 0.137 279.6)
-
Step 800
800
#44458C
oklch(42.7% 0.115 279.8)
-
Step 900
900
#393B70
oklch(37.8% 0.089 279.6)
-
Step 950
950
#212341
oklch(27% 0.055 279.1)
#7C81DD with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #5F8DE1 | 0.043 |
| Deuteranopia (no green cones) | #5886DB | 0.044 |
| Tritanopia (no blue cones) | #5C94A4 | 0.120 |
| Achromatopsia (no color) | #898989 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C81DD
#7C81DD
oklch(64% 0.137 279.4)
- #A08D00
#A08D00
oklch(64.1% 0.133 99.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #7C81DD, closest first.
No curated palette has a color within ΔE 0.04 of #7C81DD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.036
- Perrywinkle #8F8CE7 ΔE 0.042
- Lavender Blue #8B88F8 ΔE 0.048
- Medium Purple #9370DB ΔE 0.051
- Cornflower #6A79F7 ΔE 0.053
- Cornflower Blue #6495ED ΔE 0.056
- Periwinkle #8E82FE ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.064
Use #7C81DD in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.