#6181EE
Closest named color: Soft Blue (#6488EA). oklch(63.3% 0.167 268.9), rgb(97, 129, 238).
Aa
Black text reads best on this color (5.88:1).
About this color
#6181EE is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.167 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.021 away. Black text reads best on it, at 5.88:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.88:1 |
| White text | 3.56:1 |
Values
| HEX | #6181EE |
| RGB | rgb(97, 129, 238) |
| HSL | hsl(226, 81%, 66%) |
| OKLCH | oklch(63.3% 0.167 268.9) |
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 #6181EE | 3.56:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #6181EE | 5.88:1 | AA | Lc 41.0 | Non-text elements, placeholder text |
| #6181EE text on white | 3.56:1 | AA large text | Lc 63.0 | Content text, not long reading |
| #6181EE text on black | 5.88:1 | AA | Lc -38.6 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAFA
oklch(93.6% 0.023 266.9)
-
Step 200
200
#CDD9F8
oklch(88.6% 0.045 268.7)
-
Step 300
300
#ABBFF6
oklch(80.9% 0.081 269)
-
Step 400
400
#7F9CF2
oklch(70.7% 0.13 268.8)
-
Step 500
500 (this color)
#6181EE
oklch(63.3% 0.167 268.9)
-
Step 600
600
#4967DC
oklch(55.6% 0.182 268.9)
-
Step 700
700
#3B55BF
oklch(49.2% 0.169 268.9)
-
Step 800
800
#30469A
oklch(42.6% 0.14 268.7)
-
Step 900
900
#2A3C7B
oklch(37.7% 0.109 268.7)
-
Step 950
950
#192448
oklch(27.1% 0.068 268.7)
#6181EE 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) | #4D8EF2 | 0.035 |
| Deuteranopia (no green cones) | #3782EC | 0.039 |
| Tritanopia (no blue cones) | #009AAC | 0.146 |
| Achromatopsia (no color) | #878787 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6181EE
#6181EE
oklch(63.3% 0.167 268.9)
- #A98500
#A98500
oklch(63.3% 0.129 89.5)
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 #6181EE, closest first.
No curated palette has a color within ΔE 0.04 of #6181EE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.021
- Cornflower #6A79F7 ΔE 0.027
- Dark Sky Blue #448EE4 ΔE 0.046
- Cornflower Blue #6495ED ΔE 0.053
- Chefchaouen Blue #4895EF ΔE 0.053
- Dodger Blue #1E90FF ΔE 0.057
- Clear Blue #247AFD ΔE 0.061
- Lavender Blue #8B88F8 ΔE 0.061
Use #6181EE 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.