#0B454B
Closest named color: Dark Teal (#014D4E). oklch(35.8% 0.056 205.6), rgb(11, 69, 75).
Aa
White text reads best on this color (10.67:1).
About this color
#0B454B is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.056 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.026 away. White text reads best on it, at 10.67:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 1.96:1 |
| White text | 10.67:1 |
Values
| HEX | #0B454B |
| RGB | rgb(11, 69, 75) |
| HSL | hsl(186, 74%, 17%) |
| OKLCH | oklch(35.8% 0.056 205.6) |
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 #0B454B | 10.67:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #0B454B | 1.96:1 | Fails | Lc 9.5 | Not readable |
| #0B454B text on white | 10.67:1 | AAA | Lc 94.4 | Preferred for body text |
| #0B454B text on black | 1.96:1 | Fails | Lc -8.1 | 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
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C8DEE1
oklch(88.5% 0.024 206.6)
-
Step 300
300
#A2C9CE
oklch(80.9% 0.042 206)
-
Step 400
400
#6CADB5
oklch(70.7% 0.067 205.7)
-
Step 500
500
#3D98A3
oklch(63% 0.086 206.2)
-
Step 600
600
#05838E
oklch(55.7% 0.094 205.3)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#025A62
oklch(42.7% 0.072 205.4)
-
Step 900
900 (this color)
#0B454B
oklch(35.8% 0.056 205.6)
-
Step 950
950
#0D2B2F
oklch(26.9% 0.036 207.2)
#0B454B 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) | #3E424B | 0.055 |
| Deuteranopia (no green cones) | #363B4B | 0.052 |
| Tritanopia (no blue cones) | #004847 | 0.015 |
| Achromatopsia (no color) | #3E3E3E | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B454B
#0B454B
oklch(35.8% 0.056 205.6)
- #57312D
#57312D
oklch(36% 0.056 26.6)
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 #0B454B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.026
- Charcoal #264653 ΔE 0.028
- Midnight Green #073B4C ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.036
- Dark Grey Blue #29465B ΔE 0.040
- Dark Blue Green #005249 ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.049
- Onyx #343A40 ΔE 0.049
Use #0B454B 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.