#2F5572
Closest named color: YInMn Blue (#415A77). oklch(43.4% 0.065 243.1), rgb(47, 85, 114).
Aa
White text reads best on this color (7.88:1).
About this color
#2F5572 is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.065 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.029 away. White text reads best on it, at 7.88:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.66:1 |
| White text | 7.88:1 |
Values
| HEX | #2F5572 |
| RGB | rgb(47, 85, 114) |
| HSL | hsl(206, 42%, 32%) |
| OKLCH | oklch(43.4% 0.065 243.1) |
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 #2F5572 | 7.88:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #2F5572 | 2.66:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #2F5572 text on white | 7.88:1 | AAA | Lc 87.2 | Fine for body text |
| #2F5572 text on black | 2.66:1 | Fails | Lc -14.9 | 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
#CEDBE6
oklch(88.5% 0.021 243.4)
-
Step 300
300
#ACC4D8
oklch(80.9% 0.039 243.3)
-
Step 400
400
#80A6C4
oklch(70.8% 0.061 242.5)
-
Step 500
500
#5F8FB5
oklch(63.1% 0.078 243.3)
-
Step 600
600
#4479A1
oklch(55.6% 0.084 242.9)
-
Step 700
700
#35668A
oklch(49.2% 0.079 242.5)
-
Step 800
800 (this color)
#2F5572
oklch(43.4% 0.065 243.1)
-
Step 900
900
#29455A
oklch(37.8% 0.05 242.1)
-
Step 950
950
#182835
oklch(26.9% 0.033 243.9)
#2F5572 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) | #485573 | 0.031 |
| Deuteranopia (no green cones) | #3F4E71 | 0.027 |
| Tritanopia (no blue cones) | #005C5F | 0.053 |
| Achromatopsia (no color) | #515151 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F5572
#2F5572
oklch(43.4% 0.065 243.1)
- #6A4929
#6A4929
oklch(43.4% 0.065 63.8)
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 #2F5572, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.036
- Deep Sea Blue #015482 ΔE 0.038
- Light Navy #155084 ΔE 0.042
- Petrol #005F6A ΔE 0.045
- Dusk Blue #26538D ΔE 0.047
- Dusk #4E5481 ΔE 0.049
- Dusty Grape #545775 ΔE 0.050
Use #2F5572 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.