#283530
Closest named color: Gunmetal (#293241). oklch(31.5% 0.02 169.6), rgb(40, 53, 48).
Aa
White text reads best on this color (12.78:1).
About this color
#283530 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.036 away. White text reads best on it, at 12.78:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.64:1 |
| White text | 12.78:1 |
Values
| HEX | #283530 |
| RGB | rgb(40, 53, 48) |
| HSL | hsl(157, 14%, 18%) |
| OKLCH | oklch(31.5% 0.02 169.6) |
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 #283530 | 12.78:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #283530 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #283530 text on white | 12.78:1 | AAA | Lc 98.9 | Preferred for body text |
| #283530 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D1DCD8
oklch(88.5% 0.013 172.3)
-
Step 300
300
#B3C6BE
oklch(81% 0.024 168.6)
-
Step 400
400
#8BA89D
oklch(70.6% 0.036 170.3)
-
Step 500
500
#6D9385
oklch(63.1% 0.047 170.1)
-
Step 600
600
#547D6E
oklch(55.5% 0.052 169.5)
-
Step 700
700
#456A5C
oklch(49.2% 0.048 168.6)
-
Step 800
800
#39564B
oklch(42.7% 0.039 168.8)
-
Step 900
900
#31473F
oklch(37.7% 0.031 170.1)
-
Step 950
950 (this color)
#283530
oklch(31.5% 0.02 169.6)
#283530 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) | #343330 | 0.020 |
| Deuteranopia (no green cones) | #323130 | 0.020 |
| Tritanopia (no blue cones) | #253533 | 0.006 |
| Achromatopsia (no color) | #323232 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #283530
#283530
oklch(31.5% 0.02 169.6)
- #3A2E33
#3A2E33
oklch(31.6% 0.019 351.3)
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 #283530, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.036
- Onyx #343A40 ΔE 0.037
- Pakistan Green #283618 ΔE 0.040
- Dark Blue Grey #1F3B4D ΔE 0.049
- Space Cadet #2B2D42 ΔE 0.049
- Midnight Green #073B4C ΔE 0.052
- Jet #212529 ΔE 0.057
- Charcoal Grey #3C4142 ΔE 0.058
Use #283530 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.