#20858F
Closest named color: Dark Cyan (#008B8B). oklch(56.6% 0.088 205), rgb(32, 133, 143).
Aa
Black text reads best on this color (4.81:1).
About this color
#20858F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.088 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.022 away. Black text reads best on it, at 4.81:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.81:1 |
| White text | 4.36:1 |
Values
| HEX | #20858F |
| RGB | rgb(32, 133, 143) |
| HSL | hsl(185, 63%, 34%) |
| OKLCH | oklch(56.6% 0.088 205) |
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 #20858F | 4.36:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #20858F | 4.81:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #20858F text on white | 4.36:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #20858F text on black | 4.81:1 | AA | Lc -31.8 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#C9DEE0
oklch(88.6% 0.023 203.7)
-
Step 300
300
#A4C9CD
oklch(81% 0.04 204.5)
-
Step 400
400
#70ACB3
oklch(70.6% 0.063 205.2)
-
Step 500
500
#4498A1
oklch(63.2% 0.082 204.8)
-
Step 600
600 (this color)
#20858F
oklch(56.6% 0.088 205)
-
Step 700
700
#076E77
oklch(49.2% 0.082 204.9)
-
Step 800
800
#0F5961
oklch(42.6% 0.068 206.2)
-
Step 900
900
#174A4F
oklch(37.8% 0.054 204.3)
-
Step 950
950
#102B2E
oklch(27% 0.033 205.1)
#20858F 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) | #797F90 | 0.087 |
| Deuteranopia (no green cones) | #6A748F | 0.080 |
| Tritanopia (no blue cones) | #008B88 | 0.025 |
| Achromatopsia (no color) | #797979 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20858F
#20858F
oklch(56.6% 0.088 205)
- #A4615C
#A4615C
oklch(56.6% 0.088 24.8)
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 #20858F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.022
- Teal Blue #01889F ΔE 0.024
- Teal #008080 ΔE 0.029
- Ocean #017B92 ΔE 0.035
- Teal Green #0A9396 ΔE 0.040
- Deep Aqua #08787F ΔE 0.044
- Bluegreen #017A79 ΔE 0.045
- Cerulean #457B9D ΔE 0.049
Use #20858F 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.