#27433E
Closest named color: Charcoal Grey (#3C4142). oklch(35.9% 0.035 181.7), rgb(39, 67, 62).
Aa
White text reads best on this color (10.72:1).
About this color
#27433E is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.035 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.032 away. White text reads best on it, at 10.72:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #27433E |
| RGB | rgb(39, 67, 62) |
| HSL | hsl(169, 26%, 21%) |
| OKLCH | oklch(35.9% 0.035 181.7) |
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 #27433E | 10.72:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #27433E | 1.95:1 | Fails | Lc 9.1 | Not readable |
| #27433E text on white | 10.72:1 | AAA | Lc 94.8 | Preferred for body text |
| #27433E text on black | 1.95:1 | Fails | Lc -7.8 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECEA
oklch(93.7% 0.008 177.3)
-
Step 200
200
#CFDCDA
oklch(88.4% 0.014 185.9)
-
Step 300
300
#AFC6C2
oklch(80.8% 0.026 184.1)
-
Step 400
400
#84AAA2
oklch(70.8% 0.043 180.7)
-
Step 500
500
#64958C
oklch(63.2% 0.055 181.7)
-
Step 600
600
#4A7F76
oklch(55.7% 0.059 182)
-
Step 700
700
#3B6B63
oklch(49.1% 0.054 182.1)
-
Step 800
800
#315751
oklch(42.6% 0.045 182.9)
-
Step 900
900 (this color)
#27433E
oklch(35.9% 0.035 181.7)
-
Step 950
950
#1A2A27
oklch(27% 0.022 181.6)
#27433E 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) | #41403E | 0.038 |
| Deuteranopia (no green cones) | #3C3C3E | 0.036 |
| Tritanopia (no blue cones) | #1D4441 | 0.011 |
| Achromatopsia (no color) | #3E3E3E | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27433E
#27433E
oklch(35.9% 0.035 181.7)
- #4D353B
#4D353B
oklch(35.9% 0.036 2.6)
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 #27433E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.032
- Charcoal #264653 ΔE 0.035
- Onyx #343A40 ΔE 0.035
- Dark Teal #014D4E ΔE 0.039
- Dark Blue Grey #1F3B4D ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.045
- Dark Blue Green #005249 ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.050
Use #27433E 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.