#20595F
Closest named color: Petrol (#005F6A). oklch(43% 0.059 204.9), rgb(32, 89, 95).
Aa
White text reads best on this color (7.90:1).
About this color
#20595F is a dark, muted teal or cyan. In OKLCH its lightness is 43%, its chroma 0.059 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.023 away. White text reads best on it, at 7.90:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.65:1 |
| White text | 7.90:1 |
Values
| HEX | #20595F |
| RGB | rgb(32, 89, 95) |
| HSL | hsl(186, 50%, 25%) |
| OKLCH | oklch(43% 0.059 204.9) |
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 #20595F | 7.90:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #20595F | 2.65:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #20595F text on white | 7.90:1 | AAA | Lc 87.2 | Fine for body text |
| #20595F text on black | 2.65:1 | Fails | Lc -14.9 | 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 800.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CBDDDF
oklch(88.5% 0.019 204.8)
-
Step 300
300
#A8C8CB
oklch(81% 0.035 203.5)
-
Step 400
400
#77ABB1
oklch(70.7% 0.055 205)
-
Step 500
500
#51969E
oklch(63.1% 0.071 205.3)
-
Step 600
600
#318089
oklch(55.6% 0.077 205.7)
-
Step 700
700
#236C74
oklch(49% 0.071 205.5)
-
Step 800
800 (this color)
#20595F
oklch(43% 0.059 204.9)
-
Step 900
900
#20494D
oklch(37.8% 0.046 203.9)
-
Step 950
950
#142B2D
oklch(27.1% 0.029 202.9)
#20595F 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) | #52555F | 0.059 |
| Deuteranopia (no green cones) | #484E5F | 0.054 |
| Tritanopia (no blue cones) | #005D5B | 0.021 |
| Achromatopsia (no color) | #515151 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20595F
#20595F
oklch(43% 0.059 204.9)
- #6D433F
#6D433F
oklch(43.1% 0.059 25.7)
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 #20595F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.023
- Deep Teal #00555A ΔE 0.023
- Dark Slate Gray #2F4F4F ΔE 0.035
- Dark Green Blue #1F6357 ΔE 0.039
- Dark Blue Green #005249 ΔE 0.045
- Dark Aqua #05696B ΔE 0.049
- Dark Teal #014D4E ΔE 0.050
- YInMn Blue #415A77 ΔE 0.056
Use #20595F 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.