#2F607E
Closest named color: YInMn Blue (#415A77). oklch(46.8% 0.072 237.9), rgb(47, 96, 126).
Aa
White text reads best on this color (6.78:1).
About this color
#2F607E is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.072 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.024 away. White text reads best on it, at 6.78:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.09:1 |
| White text | 6.78:1 |
Values
| HEX | #2F607E |
| RGB | rgb(47, 96, 126) |
| HSL | hsl(203, 46%, 34%) |
| OKLCH | oklch(46.8% 0.072 237.9) |
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 #2F607E | 6.78:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #2F607E | 3.09:1 | AA large text | Lc 20.8 | Dividers and decoration only |
| #2F607E text on white | 6.78:1 | AA | Lc 83.2 | Fine for body text |
| #2F607E text on black | 3.09:1 | AA large text | Lc -18.7 | 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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CEDBE5
oklch(88.5% 0.02 240.8)
-
Step 300
300
#ADC4D5
oklch(80.8% 0.035 240)
-
Step 400
400
#80A6C0
oklch(70.6% 0.056 238.5)
-
Step 500
500
#5F90B0
oklch(63.1% 0.072 238.1)
-
Step 600
600
#447A9B
oklch(55.6% 0.077 237.2)
-
Step 700
700 (this color)
#2F607E
oklch(46.8% 0.072 237.9)
-
Step 800
800
#2D546C
oklch(42.8% 0.06 237.4)
-
Step 900
900
#294557
oklch(37.6% 0.046 237.9)
-
Step 950
950
#182933
oklch(27.1% 0.029 235.2)
#2F607E 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) | #52607F | 0.041 |
| Deuteranopia (no green cones) | #47587D | 0.033 |
| Tritanopia (no blue cones) | #00686A | 0.053 |
| Achromatopsia (no color) | #5B5B5B | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F607E
#2F607E
oklch(46.8% 0.072 237.9)
- #795030
#795030
oklch(46.9% 0.072 57.8)
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 #2F607E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.024
- Denim #3B638C ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.028
- Peacock Blue #016795 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.042
- Petrol #005F6A ΔE 0.045
- Dusky Blue #475F94 ΔE 0.047
- Slate #516572 ΔE 0.048
Use #2F607E 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.