#0D5A4C
Closest named color: Dark Blue Green (#005249). oklch(42% 0.074 176.6), rgb(13, 90, 76).
Aa
White text reads best on this color (8.12:1).
About this color
#0D5A4C is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 42%, its chroma 0.074 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.028 away. White text reads best on it, at 8.12:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.58:1 |
| White text | 8.12:1 |
Values
| HEX | #0D5A4C |
| RGB | rgb(13, 90, 76) |
| HSL | hsl(169, 75%, 20%) |
| OKLCH | oklch(42% 0.074 176.6) |
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 #0D5A4C | 8.12:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #0D5A4C | 2.58:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #0D5A4C text on white | 8.12:1 | AAA | Lc 87.8 | Fine for body text |
| #0D5A4C text on black | 2.58:1 | Fails | Lc -14.4 | 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 800.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADFD9
oklch(88.6% 0.024 176.8)
-
Step 300
300
#A4CAC0
oklch(80.9% 0.043 177.4)
-
Step 400
400
#70AF9F
oklch(70.7% 0.069 176.4)
-
Step 500
500
#459B88
oklch(63.1% 0.088 176.6)
-
Step 600
600
#1D8572
oklch(55.5% 0.095 177)
-
Step 700
700
#09715F
oklch(49.1% 0.089 176.2)
-
Step 800
800 (this color)
#0D5A4C
oklch(42% 0.074 176.6)
-
Step 900
900
#184B41
oklch(37.6% 0.057 177.7)
-
Step 950
950
#102C26
oklch(26.9% 0.036 177.5)
#0D5A4C 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) | #56544B | 0.077 |
| Deuteranopia (no green cones) | #4C4D4D | 0.072 |
| Tritanopia (no blue cones) | #005B56 | 0.016 |
| Achromatopsia (no color) | #4F4F4F | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D5A4C
#0D5A4C
oklch(42% 0.074 176.6)
- #6D3B4E
#6D3B4E
oklch(42% 0.074 356.6)
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 #0D5A4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.028
- Deep Teal #00555A ΔE 0.033
- Dark Green Blue #1F6357 ΔE 0.034
- Spruce #0A5F38 ΔE 0.040
- Pine #2B5D34 ΔE 0.043
- Dark Slate Gray #2F4F4F ΔE 0.044
- Dark Teal #014D4E ΔE 0.047
- Petrol #005F6A ΔE 0.048
Use #0D5A4C 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.