#0A4E52
Closest named color: Dark Teal (#014D4E). oklch(38.7% 0.062 201.2), rgb(10, 78, 82).
Aa
White text reads best on this color (9.44:1).
About this color
#0A4E52 is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.062 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.009 away. White text reads best on it, at 9.44:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.22:1 |
| White text | 9.44:1 |
Values
| HEX | #0A4E52 |
| RGB | rgb(10, 78, 82) |
| HSL | hsl(183, 78%, 18%) |
| OKLCH | oklch(38.7% 0.062 201.2) |
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 #0A4E52 | 9.44:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #0A4E52 | 2.22:1 | Fails | Lc 12.5 | Not readable |
| #0A4E52 text on white | 9.44:1 | AAA | Lc 91.5 | Preferred for body text |
| #0A4E52 text on black | 2.22:1 | Fails | Lc -10.9 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0EDED
oklch(93.6% 0.014 196.9)
-
Step 200
200
#C6DFE0
oklch(88.6% 0.027 199.6)
-
Step 300
300
#9ECACD
oklch(80.9% 0.046 201.5)
-
Step 400
400
#64AFB4
oklch(70.7% 0.075 201.2)
-
Step 500
500
#2D9AA1
oklch(63% 0.095 201.4)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005A5F
oklch(42.5% 0.072 201.4)
-
Step 900
900 (this color)
#0A4E52
oklch(38.7% 0.062 201.2)
-
Step 950
950
#092C2E
oklch(27% 0.039 200.6)
#0A4E52 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) | #474A52 | 0.062 |
| Deuteranopia (no green cones) | #3E4352 | 0.058 |
| Tritanopia (no blue cones) | #00514F | 0.013 |
| Achromatopsia (no color) | #464646 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A4E52
#0A4E52
oklch(38.7% 0.062 201.2)
- #613636
#613636
oklch(38.6% 0.062 20.3)
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 #0A4E52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.009
- Deep Teal #00555A ΔE 0.023
- Dark Blue Green #005249 ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.029
- Charcoal #264653 ΔE 0.032
- Dark Grey Blue #29465B ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.058
- Petrol #005F6A ΔE 0.059
Use #0A4E52 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.