#6181DE
Closest named color: Soft Blue (#6488EA). oklch(62.3% 0.145 267.8), rgb(97, 129, 222).
Aa
Black text reads best on this color (5.70:1).
About this color
#6181DE is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.145 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.024 away. Black text reads best on it, at 5.70:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.70:1 |
| White text | 3.68:1 |
Values
| HEX | #6181DE |
| RGB | rgb(97, 129, 222) |
| HSL | hsl(225, 65%, 63%) |
| OKLCH | oklch(62.3% 0.145 267.8) |
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 #6181DE | 3.68:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #6181DE | 5.70:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #6181DE text on white | 3.68:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #6181DE text on black | 5.70:1 | AA | Lc -37.5 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CED9F4
oklch(88.5% 0.039 267.9)
-
Step 300
300
#ADC0EF
oklch(81% 0.07 267.6)
-
Step 400
400
#829EE8
oklch(70.8% 0.113 267.7)
-
Step 500
500 (this color)
#6181DE
oklch(62.3% 0.145 267.8)
-
Step 600
600
#4B6BCF
oklch(55.6% 0.158 267.7)
-
Step 700
700
#3D59B3
oklch(49.2% 0.146 267.7)
-
Step 800
800
#324991
oklch(42.7% 0.122 267.7)
-
Step 900
900
#2C3E73
oklch(37.7% 0.093 267.7)
-
Step 950
950
#1A2544
oklch(27.2% 0.06 267.6)
#6181DE 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) | #598BE2 | 0.026 |
| Deuteranopia (no green cones) | #4980DC | 0.026 |
| Tritanopia (no blue cones) | #0996A5 | 0.130 |
| Achromatopsia (no color) | #858585 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6181DE
#6181DE
oklch(62.3% 0.145 267.8)
- #A78100
#A78100
oklch(62.2% 0.127 87.8)
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 #6181DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.024
- Dark Sky Blue #448EE4 ΔE 0.040
- Cornflower #6A79F7 ΔE 0.046
- Cornflower Blue #6495ED ΔE 0.054
- Chefchaouen Blue #4895EF ΔE 0.055
- Water Blue #0E87CC ΔE 0.067
- Cool Blue #4984B8 ΔE 0.067
- Faded Blue #658CBB ΔE 0.068
Use #6181DE 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.