#212923
Closest named color: Jet (#212529). oklch(27.1% 0.016 152.8), rgb(33, 41, 35).
Aa
White text reads best on this color (14.93:1).
About this color
#212923 is a dark close to neutral grey. In OKLCH its lightness is 27%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.021 away. White text reads best on it, at 14.93:1.
| Hue family | Neutrals |
| Lightness | dark (27%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.40:1 |
| White text | 14.93:1 |
Values
| HEX | #212923 |
| RGB | rgb(33, 41, 35) |
| HSL | hsl(135, 11%, 15%) |
| OKLCH | oklch(27.1% 0.016 152.8) |
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 #212923 | 14.93:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #212923 | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #212923 text on white | 14.93:1 | AAA | Lc 101.8 | Preferred for body text |
| #212923 text on black | 1.40:1 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D4DBD6
oklch(88.5% 0.01 155.1)
-
Step 300
300
#B8C4BB
oklch(80.8% 0.018 153.5)
-
Step 400
400
#93A698
oklch(70.6% 0.029 153.6)
-
Step 500
500
#79917F
oklch(63.3% 0.038 152.8)
-
Step 600
600
#617B68
oklch(55.7% 0.042 153.2)
-
Step 700
700
#506756
oklch(49% 0.039 152.8)
-
Step 800
800
#425447
oklch(42.6% 0.031 153.6)
-
Step 900
900
#38463B
oklch(37.8% 0.026 151.4)
-
Step 950
950 (this color)
#212923
oklch(27.1% 0.016 152.8)
#212923 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) | #292823 | 0.014 |
| Deuteranopia (no green cones) | #282723 | 0.013 |
| Tritanopia (no blue cones) | #202927 | 0.007 |
| Achromatopsia (no color) | #272727 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #212923
#212923
oklch(27.1% 0.016 152.8)
- #2C242A
#2C242A
oklch(27.2% 0.016 334.8)
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 #212923, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.021
- Dark #1B2431 ΔE 0.038
- Oxford Blue #1B263B ΔE 0.050
- Pakistan Green #283618 ΔE 0.056
- Gunmetal #293241 ΔE 0.058
- Dark Brown #341C02 ΔE 0.059
- Space Cadet #2B2D42 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.067
Use #212923 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.