#33544D
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.8% 0.041 179.3), rgb(51, 84, 77).
Aa
White text reads best on this color (8.34:1).
About this color
#33544D is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.041 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.019 away. White text reads best on it, at 8.34:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.51:1 |
| White text | 8.34:1 |
Values
| HEX | #33544D |
| RGB | rgb(51, 84, 77) |
| HSL | hsl(167, 24%, 26%) |
| OKLCH | oklch(41.8% 0.041 179.3) |
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 #33544D | 8.34:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #33544D | 2.51:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #33544D text on white | 8.34:1 | AAA | Lc 88.7 | Fine for body text |
| #33544D text on black | 2.51:1 | Fails | Lc -13.5 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#D0DCD9
oklch(88.5% 0.014 179.4)
-
Step 300
300
#B1C6C1
oklch(80.9% 0.024 179.8)
-
Step 400
400
#88A9A1
oklch(70.8% 0.038 178.7)
-
Step 500
500
#69938A
oklch(63% 0.048 179.9)
-
Step 600
600
#507E74
oklch(55.7% 0.053 179)
-
Step 700
700
#406A61
oklch(49.1% 0.049 179)
-
Step 800
800 (this color)
#33544D
oklch(41.8% 0.041 179.3)
-
Step 900
900
#2F4742
oklch(37.6% 0.031 180.1)
-
Step 950
950
#1C2A27
oklch(27.1% 0.02 180)
#33544D 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) | #51504D | 0.043 |
| Deuteranopia (no green cones) | #4C4C4E | 0.042 |
| Tritanopia (no blue cones) | #285552 | 0.012 |
| Achromatopsia (no color) | #4E4E4E | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33544D
#33544D
oklch(41.8% 0.041 179.3)
- #5F434C
#5F434C
oklch(41.7% 0.041 358)
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 #33544D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.019
- Deep Teal #00555A ΔE 0.037
- Dark Blue Green #005249 ΔE 0.039
- Dark Green Blue #1F6357 ΔE 0.046
- Dark Teal #014D4E ΔE 0.047
- Petrol #005F6A ΔE 0.053
- Charcoal #264653 ΔE 0.054
- Pine #2B5D34 ΔE 0.057
Use #33544D 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.