#2A3538
Closest named color: Gunmetal (#293241). oklch(32% 0.016 216.1), rgb(42, 53, 56).
Aa
White text reads best on this color (12.61:1).
About this color
#2A3538 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.022 away. White text reads best on it, at 12.61:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.66:1 |
| White text | 12.61:1 |
Values
| HEX | #2A3538 |
| RGB | rgb(42, 53, 56) |
| HSL | hsl(193, 14%, 19%) |
| OKLCH | oklch(32% 0.016 216.1) |
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 #2A3538 | 12.61:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #2A3538 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #2A3538 text on white | 12.61:1 | AAA | Lc 98.6 | Preferred for body text |
| #2A3538 text on black | 1.66:1 | 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
#709098
oklch(63.2% 0.038 214.7)
-
Step 600
600
#577A83
oklch(55.6% 0.042 215.4)
-
Step 700
700
#47666F
oklch(49% 0.039 217.8)
-
Step 800
800
#3B545A
oklch(42.8% 0.032 214.2)
-
Step 900
900
#33454A
oklch(37.7% 0.024 216.7)
-
Step 950
950 (this color)
#2A3538
oklch(32% 0.016 216.1)
#2A3538 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) | #333438 | 0.015 |
| Deuteranopia (no green cones) | #303238 | 0.013 |
| Tritanopia (no blue cones) | #263636 | 0.008 |
| Achromatopsia (no color) | #333333 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A3538
#2A3538
oklch(32% 0.016 216.1)
- #3A302D
#3A302D
oklch(31.9% 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 #2A3538, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.022
- Onyx #343A40 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.037
- Dark Blue Grey #1F3B4D ΔE 0.037
- Midnight Green #073B4C ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.052
- Pakistan Green #283618 ΔE 0.055
- Prussian Blue #1D3557 ΔE 0.057
Use #2A3538 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.