#235751
Closest named color: Deep Teal (#00555A). oklch(42% 0.056 185.1), rgb(35, 87, 81).
Aa
White text reads best on this color (8.22:1).
About this color
#235751 is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.056 and its hue 185°. 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 8.22:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #235751 |
| RGB | rgb(35, 87, 81) |
| HSL | hsl(173, 43%, 24%) |
| OKLCH | oklch(42% 0.056 185.1) |
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 #235751 | 8.22:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #235751 | 2.55:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #235751 text on white | 8.22:1 | AAA | Lc 88.2 | Fine for body text |
| #235751 text on black | 2.55:1 | Fails | Lc -13.9 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CDDDDB
oklch(88.5% 0.017 187.8)
-
Step 300
300
#AAC8C3
oklch(80.9% 0.033 184.4)
-
Step 400
400
#7BACA5
oklch(70.8% 0.053 185.1)
-
Step 500
500
#57978F
oklch(63.1% 0.067 185.4)
-
Step 600
600
#398179
oklch(55.5% 0.073 185.6)
-
Step 700
700
#2B6D66
oklch(49% 0.068 185.7)
-
Step 800
800 (this color)
#235751
oklch(42% 0.056 185.1)
-
Step 900
900
#244945
oklch(37.7% 0.043 186.5)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#235751 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) | #535251 | 0.061 |
| Deuteranopia (no green cones) | #4B4C52 | 0.058 |
| Tritanopia (no blue cones) | #005955 | 0.017 |
| Achromatopsia (no color) | #4F4F4F | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #235751
#235751
oklch(42% 0.056 185.1)
- #674049
#674049
oklch(42% 0.056 4.7)
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 #235751, 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 0.026
- Dark Blue Green #005249 ΔE 0.030
- Dark Green Blue #1F6357 ΔE 0.037
- Dark Teal #014D4E ΔE 0.041
- Petrol #005F6A ΔE 0.041
- Pine #2B5D34 ΔE 0.055
- Spruce #0A5F38 ΔE 0.057
Use #235751 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.