#2E5373
Closest named color: YInMn Blue (#415A77). oklch(42.9% 0.068 246.3), rgb(46, 83, 115).
Aa
White text reads best on this color (8.07:1).
About this color
#2E5373 is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.068 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.033 away. White text reads best on it, at 8.07:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.60:1 |
| White text | 8.07:1 |
Values
| HEX | #2E5373 |
| RGB | rgb(46, 83, 115) |
| HSL | hsl(208, 43%, 32%) |
| OKLCH | oklch(42.9% 0.068 246.3) |
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 #2E5373 | 8.07:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #2E5373 | 2.60:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #2E5373 text on white | 8.07:1 | AAA | Lc 87.8 | Fine for body text |
| #2E5373 text on black | 2.60:1 | Fails | Lc -14.3 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CEDBE7
oklch(88.5% 0.022 245.9)
-
Step 300
300
#ACC4D9
oklch(80.9% 0.04 244.7)
-
Step 400
400
#80A5C7
oklch(70.7% 0.064 246.6)
-
Step 500
500
#5F8EB8
oklch(63% 0.082 246.5)
-
Step 600
600
#4578A4
oklch(55.6% 0.088 246.3)
-
Step 700
700
#36658D
oklch(49.2% 0.083 246.2)
-
Step 800
800 (this color)
#2E5373
oklch(42.9% 0.068 246.3)
-
Step 900
900
#29445C
oklch(37.6% 0.053 246.6)
-
Step 950
950
#182836
oklch(27% 0.034 245.9)
#2E5373 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) | #455474 | 0.029 |
| Deuteranopia (no green cones) | #3C4D72 | 0.023 |
| Tritanopia (no blue cones) | #005B5E | 0.057 |
| Achromatopsia (no color) | #505050 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E5373
#2E5373
oklch(42.9% 0.068 246.3)
- #694824
#694824
oklch(43% 0.068 66.6)
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 #2E5373, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.033
- Deep Sea Blue #015482 ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.037
- Light Navy #155084 ΔE 0.037
- Dusk Blue #26538D ΔE 0.044
- Dusk #4E5481 ΔE 0.049
- Petrol #005F6A ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.052
Use #2E5373 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.