#2D5A8D
Closest named color: Light Navy Blue (#2E5A88). oklch(46.1% 0.097 253.2), rgb(45, 90, 141).
Aa
White text reads best on this color (7.09:1).
About this color
#2D5A8D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.097 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.008 away. White text reads best on it, at 7.09:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.95:1 |
| White text | 7.09:1 |
Values
| HEX | #2D5A8D |
| RGB | rgb(45, 90, 141) |
| HSL | hsl(212, 52%, 36%) |
| OKLCH | oklch(46.1% 0.097 253.2) |
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 #2D5A8D | 7.09:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #2D5A8D | 2.95:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #2D5A8D text on white | 7.09:1 | AAA | Lc 84.4 | Fine for body text |
| #2D5A8D text on black | 2.95:1 | Fails | Lc -17.6 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EBF3
oklch(93.7% 0.013 251.6)
-
Step 200
200
#CDDBEA
oklch(88.5% 0.026 250)
-
Step 300
300
#ACC3DF
oklch(80.9% 0.047 253.5)
-
Step 400
400
#7FA4CF
oklch(70.7% 0.075 252.6)
-
Step 500
500
#5E8CC2
oklch(63% 0.096 253.2)
-
Step 600
600
#4476AF
oklch(55.7% 0.104 252.9)
-
Step 700
700 (this color)
#2D5A8D
oklch(46.1% 0.097 253.2)
-
Step 800
800
#2D517A
oklch(42.8% 0.08 252.9)
-
Step 900
900
#284362
oklch(37.6% 0.063 252.8)
-
Step 950
950
#182739
oklch(26.8% 0.04 253.6)
#2D5A8D 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) | #445D8F | 0.028 |
| Deuteranopia (no green cones) | #36548C | 0.018 |
| Tritanopia (no blue cones) | #00666D | 0.077 |
| Achromatopsia (no color) | #585858 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D5A8D
#2D5A8D
oklch(46.1% 0.097 253.2)
- #794E02
#794E02
oklch(46.1% 0.098 72.6)
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 #2D5A8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.008
- Denim Blue #3B5B92 ΔE 0.018
- Dusk Blue #26538D ΔE 0.023
- Denim #3B638C ΔE 0.033
- Dusky Blue #475F94 ΔE 0.036
- Deep Sea Blue #015482 ΔE 0.038
- Peacock Blue #016795 ΔE 0.039
- Light Navy #155084 ΔE 0.040
Use #2D5A8D 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.