#285E72
Closest named color: Petrol (#005F6A). oklch(45.4% 0.065 225.4), rgb(40, 94, 114).
Aa
White text reads best on this color (7.15:1).
About this color
#285E72 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.065 and its hue 225°. 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 7.15:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.93:1 |
| White text | 7.15:1 |
Values
| HEX | #285E72 |
| RGB | rgb(40, 94, 114) |
| HSL | hsl(196, 48%, 30%) |
| OKLCH | oklch(45.4% 0.065 225.4) |
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 #285E72 | 7.15:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #285E72 | 2.93:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #285E72 text on white | 7.15:1 | AAA | Lc 84.6 | Fine for body text |
| #285E72 text on black | 2.93:1 | Fails | Lc -17.4 | 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
#E3ECEF
oklch(93.7% 0.01 219.6)
-
Step 200
200
#CBDCE4
oklch(88.4% 0.021 227.6)
-
Step 300
300
#A7C6D3
oklch(80.8% 0.038 225.1)
-
Step 400
400
#77A9BE
oklch(70.7% 0.061 226)
-
Step 500
500
#5193AD
oklch(63% 0.078 225.8)
-
Step 600
600
#327D99
oklch(55.5% 0.085 226.2)
-
Step 700
700
#236A82
oklch(49.1% 0.078 224.5)
-
Step 800
800 (this color)
#285E72
oklch(45.4% 0.065 225.4)
-
Step 900
900
#204756
oklch(37.6% 0.051 225.8)
-
Step 950
950
#142A32
oklch(27.1% 0.032 223.6)
#285E72 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) | #535C73 | 0.050 |
| Deuteranopia (no green cones) | #495472 | 0.045 |
| Tritanopia (no blue cones) | #006464 | 0.040 |
| Achromatopsia (no color) | #585858 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #285E72
#285E72
oklch(45.4% 0.065 225.4)
- #754B37
#754B37
oklch(45.5% 0.065 46.1)
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 #285E72, 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 0.030
- Dark Aqua #05696B ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.043
- Denim #3B638C ΔE 0.049
- Deep Sea Blue #015482 ΔE 0.052
- Deep Teal #00555A ΔE 0.053
- Slate #516572 ΔE 0.053
Use #285E72 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.