#063136
Closest named color: Oxford Blue (#1B263B). oklch(28.8% 0.045 206.6), rgb(6, 49, 54).
Aa
White text reads best on this color (13.99:1).
About this color
#063136 is a dark, muted teal or cyan. In OKLCH its lightness is 29%, its chroma 0.045 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.045 away. White text reads best on it, at 13.99:1.
| Hue family | Teals and cyans |
| Lightness | dark (29%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.50:1 |
| White text | 13.99:1 |
Values
| HEX | #063136 |
| RGB | rgb(6, 49, 54) |
| HSL | hsl(186, 80%, 12%) |
| OKLCH | oklch(28.8% 0.045 206.6) |
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 #063136 | 13.99:1 | AAA | Lc -103.5 | Preferred for body text |
| Black text on #063136 | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #063136 text on white | 13.99:1 | AAA | Lc 100.4 | Preferred for body text |
| #063136 text on black | 1.50:1 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C3DFE3
oklch(88.4% 0.03 207.1)
-
Step 300
300
#98CBD2
oklch(80.9% 0.054 206.7)
-
Step 400
400
#58B0BB
oklch(70.7% 0.086 206.2)
-
Step 500
500
#009BAA
oklch(63% 0.108 206.9)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950 (this color)
#063136
oklch(28.8% 0.045 206.6)
#063136 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) | #2C2F36 | 0.044 |
| Deuteranopia (no green cones) | #252A36 | 0.040 |
| Tritanopia (no blue cones) | #003432 | 0.015 |
| Achromatopsia (no color) | #2C2C2C | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #063136
#063136
oklch(28.8% 0.045 206.6)
- #3F221F
#3F221F
oklch(29% 0.045 26.5)
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 #063136, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.045
- Gunmetal #293241 ΔE 0.046
- Dark #1B2431 ΔE 0.046
- Jet #212529 ΔE 0.046
- Midnight Green #073B4C ΔE 0.047
- Space Cadet #2B2D42 ΔE 0.053
- Dark Blue Grey #1F3B4D ΔE 0.057
- Prussian Blue #1D3557 ΔE 0.066
Use #063136 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.