#20303E
Closest named color: Gunmetal (#293241). oklch(30.2% 0.033 245.6), rgb(32, 48, 62).
Aa
White text reads best on this color (13.51:1).
About this color
#20303E is a dark, muted blue. In OKLCH its lightness is 30%, its chroma 0.033 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.016 away. White text reads best on it, at 13.51:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.55:1 |
| White text | 13.51:1 |
Values
| HEX | #20303E |
| RGB | rgb(32, 48, 62) |
| HSL | hsl(208, 32%, 18%) |
| OKLCH | oklch(30.2% 0.033 245.6) |
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 #20303E | 13.51:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #20303E | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #20303E text on white | 13.51:1 | AAA | Lc 100.0 | Preferred for body text |
| #20303E text on black | 1.55:1 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CEDBE7
oklch(88.5% 0.022 245.9)
-
Step 300
300
#ACC4D9
oklch(80.9% 0.04 244.7)
-
Step 400
400
#80A5C6
oklch(70.7% 0.063 245.8)
-
Step 500
500
#5F8FB7
oklch(63.2% 0.08 244.7)
-
Step 600
600
#4578A3
oklch(55.6% 0.087 245.7)
-
Step 700
700
#36658C
oklch(49.1% 0.081 245.5)
-
Step 800
800
#2D5272
oklch(42.6% 0.068 246.4)
-
Step 900
900
#29445C
oklch(37.6% 0.053 246.6)
-
Step 950
950 (this color)
#20303E
oklch(30.2% 0.033 245.6)
#20303E 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) | #2A303F | 0.015 |
| Deuteranopia (no green cones) | #262D3E | 0.013 |
| Tritanopia (no blue cones) | #153335 | 0.026 |
| Achromatopsia (no color) | #2E2E2E | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20303E
#20303E
oklch(30.2% 0.033 245.6)
- #3A2B1C
#3A2B1C
oklch(30.2% 0.033 66)
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 #20303E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.016
- Space Cadet #2B2D42 ΔE 0.022
- Oxford Blue #1B263B ΔE 0.035
- Dark Blue Grey #1F3B4D ΔE 0.040
- Midnight Green #073B4C ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.044
- Dark #1B2431 ΔE 0.044
- Jet #212529 ΔE 0.046
Use #20303E 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.