#081B28
Closest named color: Rich Black (#0D1B2A). oklch(21.3% 0.036 241), rgb(8, 27, 40).
Aa
White text reads best on this color (17.53:1).
About this color
#081B28 is a very dark, muted blue. In OKLCH its lightness is 21%, its chroma 0.036 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.008 away. White text reads best on it, at 17.53:1.
| Hue family | Blues |
| Lightness | very dark (21%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.53:1 |
Values
| HEX | #081B28 |
| RGB | rgb(8, 27, 40) |
| HSL | hsl(204, 67%, 9%) |
| OKLCH | oklch(21.3% 0.036 241) |
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 #081B28 | 17.53:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #081B28 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #081B28 text on white | 17.53:1 | AAA | Lc 104.3 | Preferred for body text |
| #081B28 text on black | 1.19:1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE8
oklch(88.6% 0.024 240.1)
-
Step 300
300
#A9C5DA
oklch(80.9% 0.042 240.5)
-
Step 400
400
#7AA7C7
oklch(70.8% 0.067 239.9)
-
Step 500
500
#5690B9
oklch(63% 0.087 240.8)
-
Step 600
600
#3A7AA5
oklch(55.6% 0.094 240.7)
-
Step 700
700
#2B668E
oklch(49% 0.089 241.5)
-
Step 800
800
#255473
oklch(42.8% 0.073 240.4)
-
Step 900
900
#24455D
oklch(37.7% 0.057 241.9)
-
Step 950
950 (this color)
#081B28
oklch(21.3% 0.036 241)
#081B28 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) | #151B29 | 0.018 |
| Deuteranopia (no green cones) | #111828 | 0.015 |
| Tritanopia (no blue cones) | #001E1F | 0.026 |
| Achromatopsia (no color) | #191919 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #081B28
#081B28
oklch(21.3% 0.036 241)
- #251507
#251507
oklch(21.4% 0.036 60.8)
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 #081B28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.008
- Rich Navy #001219 ΔE 0.046
- Dark #1B2431 ΔE 0.046
- Jet #212529 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.058
- Almost Black #070D0D ΔE 0.068
- Navy Blue #001146 ΔE 0.070
- Dark Navy #000435 ΔE 0.084
Use #081B28 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.