#235F75
Closest named color: Petrol (#005F6A). oklch(45.7% 0.07 225.9), rgb(35, 95, 117).
Aa
White text reads best on this color (7.08:1).
About this color
#235F75 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 46%, its chroma 0.070 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.026 away. White text reads best on it, at 7.08:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.96:1 |
| White text | 7.08:1 |
Values
| HEX | #235F75 |
| RGB | rgb(35, 95, 117) |
| HSL | hsl(196, 54%, 30%) |
| OKLCH | oklch(45.7% 0.07 225.9) |
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 #235F75 | 7.08:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #235F75 | 2.96:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #235F75 text on white | 7.08:1 | AAA | Lc 84.3 | Fine for body text |
| #235F75 text on black | 2.96:1 | Fails | Lc -17.7 | Dividers and decoration only |
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
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CADDE5
oklch(88.6% 0.023 224.9)
-
Step 300
300
#A5C7D5
oklch(80.9% 0.041 224.8)
-
Step 400
400
#73AAC0
oklch(70.8% 0.066 225)
-
Step 500
500
#4B94B0
oklch(63.1% 0.084 225.6)
-
Step 600
600
#297E9C
oklch(55.6% 0.091 225.8)
-
Step 700
700
#196A85
oklch(49% 0.085 225.6)
-
Step 800
800 (this color)
#235F75
oklch(45.7% 0.07 225.9)
-
Step 900
900
#1C4858
oklch(37.8% 0.055 225.1)
-
Step 950
950
#122A33
oklch(27% 0.034 224.8)
#235F75 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) | #535D76 | 0.053 |
| Deuteranopia (no green cones) | #485575 | 0.047 |
| Tritanopia (no blue cones) | #006566 | 0.039 |
| Achromatopsia (no color) | #585858 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #235F75
#235F75
oklch(45.7% 0.07 225.9)
- #784A35
#784A35
oklch(45.7% 0.071 45.1)
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 #235F75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.026
- YInMn Blue #415A77 ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.040
- Dark Aqua #05696B ΔE 0.041
- Denim #3B638C ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.049
- Peacock Blue #016795 ΔE 0.052
- Slate #516572 ΔE 0.055
Use #235F75 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.