#0A2630
Closest named color: Dark (#1B2431). oklch(25.3% 0.038 225), rgb(10, 38, 48).
Aa
White text reads best on this color (15.75:1).
About this color
#0A2630 is a dark, muted teal or cyan. In OKLCH its lightness is 25%, its chroma 0.038 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.022 away. White text reads best on it, at 15.75:1.
| Hue family | Teals and cyans |
| Lightness | dark (25%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.33:1 |
| White text | 15.75:1 |
Values
| HEX | #0A2630 |
| RGB | rgb(10, 38, 48) |
| HSL | hsl(196, 66%, 11%) |
| OKLCH | oklch(25.3% 0.038 225) |
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 #0A2630 | 15.75:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #0A2630 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #0A2630 text on white | 15.75:1 | AAA | Lc 102.6 | Preferred for body text |
| #0A2630 text on black | 1.33:1 | Fails | Lc 0.0 | Not readable |
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 950.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C8DDE6
oklch(88.5% 0.026 225.3)
-
Step 300
300
#A2C7D7
oklch(80.8% 0.045 226)
-
Step 400
400
#6DABC3
oklch(70.8% 0.073 224.6)
-
Step 500
500
#4195B3
oklch(63.1% 0.092 224.7)
-
Step 600
600
#157F9F
oklch(55.6% 0.1 224.7)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#0B576F
oklch(42.6% 0.078 225.9)
-
Step 900
900
#16485A
oklch(37.7% 0.06 225.9)
-
Step 950
950 (this color)
#0A2630
oklch(25.3% 0.038 225)
#0A2630 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) | #202531 | 0.029 |
| Deuteranopia (no green cones) | #1B2130 | 0.026 |
| Tritanopia (no blue cones) | #002929 | 0.022 |
| Achromatopsia (no color) | #232323 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A2630
#0A2630
oklch(25.3% 0.038 225)
- #311C12
#311C12
oklch(25.1% 0.038 46)
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 #0A2630, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.022
- Oxford Blue #1B263B ΔE 0.031
- Jet #212529 ΔE 0.031
- Rich Black #0D1B2A ΔE 0.039
- Space Cadet #2B2D42 ΔE 0.063
- Gunmetal #293241 ΔE 0.067
- Midnight Green #073B4C ΔE 0.079
- Rich Navy #001219 ΔE 0.084
Use #0A2630 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.