#245F6E
Closest named color: Petrol (#005F6A). oklch(45.4% 0.065 217.5), rgb(36, 95, 110).
Aa
White text reads best on this color (7.15:1).
About this color
#245F6E is a medium-dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.065 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.019 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 | #245F6E |
| RGB | rgb(36, 95, 110) |
| HSL | hsl(192, 51%, 29%) |
| OKLCH | oklch(45.4% 0.065 217.5) |
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 #245F6E | 7.15:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #245F6E | 2.93:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #245F6E text on white | 7.15:1 | AAA | Lc 84.6 | Fine for body text |
| #245F6E 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
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A6C7D1
oklch(80.9% 0.038 218.1)
-
Step 400
400
#75AABA
oklch(70.7% 0.06 218.7)
-
Step 500
500
#4D95A8
oklch(63.1% 0.077 217.2)
-
Step 600
600
#2C7F94
oklch(55.6% 0.084 218)
-
Step 700
700
#1D6B7E
oklch(49.1% 0.078 218)
-
Step 800
800 (this color)
#245F6E
oklch(45.4% 0.065 217.5)
-
Step 900
900
#1E4853
oklch(37.7% 0.05 217.5)
-
Step 950
950
#132A31
oklch(27% 0.032 219.8)
#245F6E 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) | #555C6F | 0.056 |
| Deuteranopia (no green cones) | #4B546E | 0.052 |
| Tritanopia (no blue cones) | #006464 | 0.031 |
| Achromatopsia (no color) | #585858 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #245F6E
#245F6E
oklch(45.4% 0.065 217.5)
- #76493C
#76493C
oklch(45.4% 0.065 36.9)
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 #245F6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.019
- Dark Aqua #05696B ΔE 0.035
- YInMn Blue #415A77 ΔE 0.038
- Dark Green Blue #1F6357 ΔE 0.045
- Deep Teal #00555A ΔE 0.048
- Light Navy Blue #2E5A88 ΔE 0.051
- Slate #516572 ΔE 0.055
- Denim #3B638C ΔE 0.056
Use #245F6E 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.