#102427
Closest named color: Dark (#1B2431). oklch(24.5% 0.027 208), rgb(16, 36, 39).
Aa
White text reads best on this color (16.10:1).
About this color
#102427 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Dark (#1B2431), ΔE 0.026 away. White text reads best on it, at 16.10:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.30:1 |
| White text | 16.10:1 |
Values
| HEX | #102427 |
| RGB | rgb(16, 36, 39) |
| HSL | hsl(188, 42%, 11%) |
| OKLCH | oklch(24.5% 0.027 208) |
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 #102427 | 16.10:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #102427 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #102427 text on white | 16.10:1 | AAA | Lc 103.0 | Preferred for body text |
| #102427 text on black | 1.30:1 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CDDDDF
oklch(88.6% 0.017 205.8)
-
Step 300
300
#AAC7CB
oklch(80.9% 0.032 206.7)
-
Step 400
400
#7CAAB1
oklch(70.8% 0.05 207.8)
-
Step 500
500
#58959E
oklch(63.2% 0.065 207.7)
-
Step 600
600
#3B7F89
oklch(55.7% 0.07 208.2)
-
Step 700
700
#2D6B74
oklch(49.1% 0.065 208.2)
-
Step 800
800
#26575E
oklch(42.6% 0.054 207.8)
-
Step 900
900
#24484D
oklch(37.7% 0.042 207.2)
-
Step 950
950 (this color)
#102427
oklch(24.5% 0.027 208)
#102427 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) | #212327 | 0.025 |
| Deuteranopia (no green cones) | #1D2027 | 0.023 |
| Tritanopia (no blue cones) | #052625 | 0.014 |
| Achromatopsia (no color) | #212121 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102427
#102427
oklch(24.5% 0.027 208)
- #2C1C19
#2C1C19
oklch(24.6% 0.026 30.9)
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 #102427, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.026
- Jet #212529 ΔE 0.027
- Rich Black #0D1B2A ΔE 0.037
- Oxford Blue #1B263B ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.071
- Gunmetal #293241 ΔE 0.075
- Dark Forest Green #002D04 ΔE 0.076
- Rich Navy #001219 ΔE 0.076
Use #102427 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.