#081F2A
Closest named color: Rich Black (#0D1B2A). oklch(22.7% 0.036 232), rgb(8, 31, 42).
Aa
White text reads best on this color (16.93:1).
About this color
#081F2A is a very dark, muted blue. In OKLCH its lightness is 23%, its chroma 0.036 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.015 away. White text reads best on it, at 16.93:1.
| Hue family | Blues |
| Lightness | very dark (23%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.23:1 |
| White text | 16.93:1 |
Values
| HEX | #081F2A |
| RGB | rgb(8, 31, 42) |
| HSL | hsl(199, 68%, 10%) |
| OKLCH | oklch(22.7% 0.036 232) |
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 #081F2A | 16.93:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #081F2A | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #081F2A text on white | 16.93:1 | AAA | Lc 103.7 | Preferred for body text |
| #081F2A text on black | 1.23:1 | 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
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CADCE6
oklch(88.4% 0.024 231.9)
-
Step 300
300
#A6C6D8
oklch(80.9% 0.043 232.7)
-
Step 400
400
#75A9C4
oklch(70.8% 0.068 231.6)
-
Step 500
500
#4E93B5
oklch(63.2% 0.086 231.8)
-
Step 600
600
#2D7CA1
oklch(55.5% 0.095 232.6)
-
Step 700
700
#1F698A
oklch(49.2% 0.088 232.2)
-
Step 800
800
#1C5670
oklch(42.8% 0.073 231.5)
-
Step 900
900
#1E475A
oklch(37.7% 0.056 230.9)
-
Step 950
950 (this color)
#081F2A
oklch(22.7% 0.036 232)
#081F2A 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) | #1A1F2B | 0.025 |
| Deuteranopia (no green cones) | #151B2A | 0.021 |
| Tritanopia (no blue cones) | #002223 | 0.022 |
| Achromatopsia (no color) | #1D1D1D | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #081F2A
#081F2A
oklch(22.7% 0.036 232)
- #29170C
#29170C
oklch(22.6% 0.035 51.6)
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 #081F2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.015
- Dark #1B2431 ΔE 0.035
- Jet #212529 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.047
- Rich Navy #001219 ΔE 0.058
- Navy Blue #001146 ΔE 0.076
- Almost Black #070D0D ΔE 0.080
- Space Cadet #2B2D42 ΔE 0.084
Use #081F2A 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.