#0A6491
Closest named color: Peacock Blue (#016795). oklch(47.9% 0.104 238.8), rgb(10, 100, 145).
Aa
White text reads best on this color (6.47:1).
About this color
#0A6491 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.104 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.010 away. White text reads best on it, at 6.47:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.24:1 |
| White text | 6.47:1 |
Values
| HEX | #0A6491 |
| RGB | rgb(10, 100, 145) |
| HSL | hsl(200, 87%, 30%) |
| OKLCH | oklch(47.9% 0.104 238.8) |
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 #0A6491 | 6.47:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #0A6491 | 3.24:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #0A6491 text on white | 6.47:1 | AA | Lc 81.6 | Fine for body text |
| #0A6491 text on black | 3.24:1 | AA large text | Lc -20.3 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200
#C9DCEA
oklch(88.5% 0.028 239.7)
-
Step 300
300
#A3C6DE
oklch(80.9% 0.051 238.2)
-
Step 400
400
#70A8CE
oklch(70.7% 0.081 239.1)
-
Step 500
500
#4692C1
oklch(63.2% 0.103 238.5)
-
Step 600
600
#227BAD
oklch(55.6% 0.112 238.9)
-
Step 700
700 (this color)
#0A6491
oklch(47.9% 0.104 238.8)
-
Step 800
800
#145579
oklch(42.8% 0.086 238.7)
-
Step 900
900
#194661
oklch(37.7% 0.067 238.6)
-
Step 950
950
#102939
oklch(26.9% 0.043 239.2)
#0A6491 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) | #4E6493 | 0.055 |
| Deuteranopia (no green cones) | #3D5990 | 0.044 |
| Tritanopia (no blue cones) | #006F74 | 0.066 |
| Achromatopsia (no color) | #5E5E5E | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A6491
#0A6491
oklch(47.9% 0.104 238.8)
- #874C13
#874C13
oklch(47.7% 0.104 58.7)
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 #0A6491, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.010
- Denim #3B638C ΔE 0.032
- Light Navy Blue #2E5A88 ΔE 0.033
- Denim Blue #3B5B92 ΔE 0.039
- Ocean Blue #03719C ΔE 0.039
- Dusky Blue #475F94 ΔE 0.047
- Sea Blue #047495 ΔE 0.048
- Dusk Blue #26538D ΔE 0.049
Use #0A6491 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.