#2D333A
Closest named color: Gunmetal (#293241). oklch(31.8% 0.015 252.3), rgb(45, 51, 58).
Aa
White text reads best on this color (12.75:1).
About this color
#2D333A is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.015 away. White text reads best on it, at 12.75:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.64:1 |
| White text | 12.75:1 |
Values
| HEX | #2D333A |
| RGB | rgb(45, 51, 58) |
| HSL | hsl(212, 13%, 20%) |
| OKLCH | oklch(31.8% 0.015 252.3) |
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 #2D333A | 12.75:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #2D333A | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #2D333A text on white | 12.75:1 | AAA | Lc 98.9 | Preferred for body text |
| #2D333A text on black | 1.64:1 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D5DAE0
oklch(88.6% 0.01 252.8)
-
Step 300
300
#B9C2CC
oklch(81% 0.017 250.9)
-
Step 400
400
#94A2B2
oklch(70.6% 0.028 251.7)
-
Step 500
500
#7A8B9F
oklch(63% 0.036 252.6)
-
Step 600
600
#63758A
oklch(55.6% 0.039 252.5)
-
Step 700
700
#526275
oklch(49% 0.036 252.9)
-
Step 800
800
#435060
oklch(42.6% 0.031 253.8)
-
Step 900
900
#39434E
oklch(37.8% 0.023 250.9)
-
Step 950
950 (this color)
#2D333A
oklch(31.8% 0.015 252.3)
#2D333A 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) | #31333A | 0.007 |
| Deuteranopia (no green cones) | #2F323A | 0.004 |
| Tritanopia (no blue cones) | #2A3535 | 0.014 |
| Achromatopsia (no color) | #323232 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D333A
#2D333A
oklch(31.8% 0.015 252.3)
- #37312A
#37312A
oklch(31.7% 0.015 71.5)
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 #2D333A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.015
- Onyx #343A40 ΔE 0.027
- Space Cadet #2B2D42 ΔE 0.029
- Dark Blue Grey #1F3B4D ΔE 0.038
- Midnight Green #073B4C ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.054
- Oxford Blue #1B263B ΔE 0.056
Use #2D333A 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.