#232E31
Closest named color: Jet (#212529). oklch(29.2% 0.016 216.2), rgb(35, 46, 49).
Aa
White text reads best on this color (13.93:1).
About this color
#232E31 is a dark close to neutral grey. In OKLCH its lightness is 29%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.032 away. White text reads best on it, at 13.93:1.
| Hue family | Neutrals |
| Lightness | dark (29%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.50:1 |
| White text | 13.93:1 |
Values
| HEX | #232E31 |
| RGB | rgb(35, 46, 49) |
| HSL | hsl(193, 17%, 16%) |
| OKLCH | oklch(29.2% 0.016 216.2) |
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 #232E31 | 13.93:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #232E31 | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #232E31 text on white | 13.93:1 | AAA | Lc 100.6 | Preferred for body text |
| #232E31 text on black | 1.50:1 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEC
oklch(93.7% 0.006 211)
-
Step 200
200
#D2DBDD
oklch(88.5% 0.01 212.5)
-
Step 300
300
#B4C4C8
oklch(80.9% 0.018 214.4)
-
Step 400
400
#8CA6AD
oklch(70.8% 0.031 215.8)
-
Step 500
500
#6F9099
oklch(63.2% 0.039 216.3)
-
Step 600
600
#577A83
oklch(55.6% 0.042 215.4)
-
Step 700
700
#47676F
oklch(49.2% 0.039 215)
-
Step 800
800
#3A545A
oklch(42.7% 0.033 213.6)
-
Step 900
900
#32454A
oklch(37.6% 0.025 215.7)
-
Step 950
950 (this color)
#232E31
oklch(29.2% 0.016 216.2)
#232E31 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) | #2C2D31 | 0.015 |
| Deuteranopia (no green cones) | #2A2B31 | 0.015 |
| Tritanopia (no blue cones) | #1F2F2F | 0.008 |
| Achromatopsia (no color) | #2C2C2C | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232E31
#232E31
oklch(29.2% 0.016 216.2)
- #332926
#332926
oklch(29.1% 0.016 37.3)
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 #232E31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.032
- Gunmetal #293241 ΔE 0.032
- Space Cadet #2B2D42 ΔE 0.036
- Dark #1B2431 ΔE 0.039
- Oxford Blue #1B263B ΔE 0.041
- Onyx #343A40 ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.057
- Midnight Green #073B4C ΔE 0.057
Use #232E31 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.