#215868
Closest named color: Petrol (#005F6A). oklch(43.1% 0.063 220.3), rgb(33, 88, 104).
Aa
White text reads best on this color (7.89:1).
About this color
#215868 is a dark, muted teal or cyan. In OKLCH its lightness is 43%, its chroma 0.063 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.024 away. White text reads best on it, at 7.89:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.66:1 |
| White text | 7.89:1 |
Values
| HEX | #215868 |
| RGB | rgb(33, 88, 104) |
| HSL | hsl(194, 52%, 27%) |
| OKLCH | oklch(43.1% 0.063 220.3) |
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 #215868 | 7.89:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #215868 | 2.66:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #215868 text on white | 7.89:1 | AAA | Lc 87.2 | Fine for body text |
| #215868 text on black | 2.66:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3ECEF
oklch(93.7% 0.01 219.6)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A8C7D1
oklch(81% 0.036 219.3)
-
Step 400
400
#77AABA
oklch(70.8% 0.059 219.4)
-
Step 500
500
#5194A9
oklch(63% 0.075 220.5)
-
Step 600
600
#327E94
oklch(55.5% 0.081 220.2)
-
Step 700
700
#236A7E
oklch(49% 0.075 220.3)
-
Step 800
800 (this color)
#215868
oklch(43.1% 0.063 220.3)
-
Step 900
900
#204854
oklch(37.8% 0.049 220.1)
-
Step 950
950
#142A31
oklch(27% 0.031 220.6)
#215868 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) | #4E5669 | 0.052 |
| Deuteranopia (no green cones) | #444E68 | 0.047 |
| Tritanopia (no blue cones) | #005D5D | 0.032 |
| Achromatopsia (no color) | #515151 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215868
#215868
oklch(43.1% 0.063 220.3)
- #6E4435
#6E4435
oklch(43.2% 0.063 40.4)
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 #215868, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.024
- Deep Teal #00555A ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.043
- YInMn Blue #415A77 ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.052
- Dark Aqua #05696B ΔE 0.053
- Dark Grey Blue #29465B ΔE 0.056
Use #215868 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.