#204651
Closest named color: Charcoal (#264653). oklch(37.1% 0.047 219.2), rgb(32, 70, 81).
Aa
White text reads best on this color (10.21:1).
About this color
#204651 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.047 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.008 away. White text reads best on it, at 10.21:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.05:1 |
| White text | 10.21:1 |
Values
| HEX | #204651 |
| RGB | rgb(32, 70, 81) |
| HSL | hsl(193, 43%, 22%) |
| OKLCH | oklch(37.1% 0.047 219.2) |
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 #204651 | 10.21:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #204651 | 2.05:1 | Fails | Lc 10.4 | Not readable |
| #204651 text on white | 10.21:1 | AAA | Lc 93.6 | Preferred for body text |
| #204651 text on black | 2.05:1 | Fails | Lc -8.9 | 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 900.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CCDCE2
oklch(88.4% 0.019 222.2)
-
Step 300
300
#A8C7D0
oklch(81% 0.036 217.2)
-
Step 400
400
#79A9B9
oklch(70.6% 0.056 220.6)
-
Step 500
500
#5394A7
oklch(63.1% 0.072 218.9)
-
Step 600
600
#357E93
oklch(55.6% 0.079 219.8)
-
Step 700
700
#276A7D
oklch(49% 0.073 220)
-
Step 800
800
#225765
oklch(42.8% 0.06 218.1)
-
Step 900
900 (this color)
#204651
oklch(37.1% 0.047 219.2)
-
Step 950
950
#152A30
oklch(27% 0.029 218.2)
#204651 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) | #3F4452 | 0.040 |
| Deuteranopia (no green cones) | #383F51 | 0.036 |
| Tritanopia (no blue cones) | #004A49 | 0.029 |
| Achromatopsia (no color) | #414141 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #204651
#204651
oklch(37.1% 0.047 219.2)
- #56372D
#56372D
oklch(37.1% 0.048 38.6)
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 #204651, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.008
- Dark Grey Blue #29465B ΔE 0.021
- Dark Teal #014D4E ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.037
- Charcoal Grey #3C4142 ΔE 0.040
- Midnight Green #073B4C ΔE 0.044
- Onyx #343A40 ΔE 0.044
Use #204651 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.