#215955
Closest named color: Deep Teal (#00555A). oklch(42.6% 0.059 188.7), rgb(33, 89, 85).
Aa
White text reads best on this color (8.00:1).
About this color
#215955 is a dark, muted teal or cyan. In OKLCH its lightness is 43%, its chroma 0.059 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.025 away. White text reads best on it, at 8.00:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #215955 |
| RGB | rgb(33, 89, 85) |
| HSL | hsl(176, 46%, 24%) |
| OKLCH | oklch(42.6% 0.059 188.7) |
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 #215955 | 8.00:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #215955 | 2.62:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #215955 text on white | 8.00:1 | AAA | Lc 87.5 | Fine for body text |
| #215955 text on black | 2.62:1 | Fails | Lc -14.6 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CCDDDB
oklch(88.4% 0.018 188.3)
-
Step 300
300
#A9C8C5
oklch(80.9% 0.034 189.3)
-
Step 400
400
#79ACA7
oklch(70.7% 0.055 188.4)
-
Step 500
500
#539792
oklch(63% 0.07 189.4)
-
Step 600
600
#34827C
oklch(55.7% 0.077 188.2)
-
Step 700
700
#266E69
oklch(49.2% 0.071 188.7)
-
Step 800
800 (this color)
#215955
oklch(42.6% 0.059 188.7)
-
Step 900
900
#214946
oklch(37.5% 0.046 189)
-
Step 950
950
#142B29
oklch(26.9% 0.029 188.3)
#215955 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) | #545455 | 0.062 |
| Deuteranopia (no green cones) | #4B4E56 | 0.058 |
| Tritanopia (no blue cones) | #005B58 | 0.015 |
| Achromatopsia (no color) | #505050 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215955
#215955
oklch(42.6% 0.059 188.7)
- #6B4148
#6B4148
oklch(42.7% 0.059 9)
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 #215955, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.025
- Dark Slate Gray #2F4F4F ΔE 0.032
- Dark Green Blue #1F6357 ΔE 0.032
- Petrol #005F6A ΔE 0.034
- Dark Blue Green #005249 ΔE 0.035
- Dark Teal #014D4E ΔE 0.046
- Dark Aqua #05696B ΔE 0.052
- Pine #2B5D34 ΔE 0.057
Use #215955 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.