#7377D7
Closest named color: Soft Blue (#6488EA). oklch(61% 0.144 279.4), rgb(115, 119, 215).
Aa
Black text reads best on this color (5.34:1).
About this color
#7377D7 is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.144 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.049 away. Black text reads best on it, at 5.34:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.34:1 |
| White text | 3.92:1 |
Values
| HEX | #7377D7 |
| RGB | rgb(115, 119, 215) |
| HSL | hsl(238, 56%, 65%) |
| OKLCH | oklch(61% 0.144 279.4) |
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 #7377D7 | 3.92:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #7377D7 | 5.34:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #7377D7 text on white | 3.92:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #7377D7 text on black | 5.34:1 | AA | Lc -35.2 | 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
#E7E9F8
oklch(93.7% 0.02 279.9)
-
Step 200
200
#D3D7F3
oklch(88.5% 0.039 279.1)
-
Step 300
300
#B7BCEE
oklch(80.8% 0.071 280.2)
-
Step 400
400
#9299E6
oklch(70.8% 0.112 279.1)
-
Step 500
500 (this color)
#7377D7
oklch(61% 0.144 279.4)
-
Step 600
600
#6364CC
oklch(55.5% 0.157 279.6)
-
Step 700
700
#5253B0
oklch(49.1% 0.145 279.2)
-
Step 800
800
#43448F
oklch(42.7% 0.121 279.4)
-
Step 900
900
#383A72
oklch(37.7% 0.094 279.3)
-
Step 950
950
#212243
oklch(26.9% 0.061 280.2)
#7377D7 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) | #5084DB | 0.049 |
| Deuteranopia (no green cones) | #497DD5 | 0.050 |
| Tritanopia (no blue cones) | #508B9D | 0.124 |
| Achromatopsia (no color) | #808080 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7377D7
#7377D7
oklch(61% 0.144 279.4)
- #968400
#968400
oklch(61.1% 0.127 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 #7377D7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.049
- Cornflower #6A79F7 ΔE 0.049
- Medium Purple #9370DB ΔE 0.050
- Medium Slate Blue #7B68EE ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.065
- Deep Lilac #966EBD ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.071
- Perrywinkle #8F8CE7 ΔE 0.072
Use #7377D7 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.