#2D5B84
Closest named color: Light Navy Blue (#2E5A88). oklch(45.8% 0.084 247.7), rgb(45, 91, 132).
Aa
White text reads best on this color (7.13:1).
About this color
#2D5B84 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.084 and its hue 248°. 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 7.13:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.94:1 |
| White text | 7.13:1 |
Values
| HEX | #2D5B84 |
| RGB | rgb(45, 91, 132) |
| HSL | hsl(208, 49%, 35%) |
| OKLCH | oklch(45.8% 0.084 247.7) |
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 #2D5B84 | 7.13:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #2D5B84 | 2.94:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #2D5B84 text on white | 7.13:1 | AAA | Lc 84.6 | Fine for body text |
| #2D5B84 text on black | 2.94:1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CBDBEB
oklch(88.4% 0.028 248.1)
-
Step 300
300
#A8C4DF
oklch(80.8% 0.049 247.5)
-
Step 400
400
#79A5D0
oklch(70.6% 0.079 248.4)
-
Step 500
500
#558EC3
oklch(63% 0.1 248)
-
Step 600
600
#3878B0
oklch(55.7% 0.109 247.6)
-
Step 700
700
#2A6597
oklch(49.2% 0.101 247.3)
-
Step 800
800 (this color)
#2D5B84
oklch(45.8% 0.084 247.7)
-
Step 900
900
#234463
oklch(37.7% 0.066 248.6)
-
Step 950
950
#15283A
oklch(27% 0.042 248.4)
#2D5B84 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) | #495C86 | 0.033 |
| Deuteranopia (no green cones) | #3D5483 | 0.025 |
| Tritanopia (no blue cones) | #006569 | 0.066 |
| Achromatopsia (no color) | #585858 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D5B84
#2D5B84
oklch(45.8% 0.084 247.7)
- #764E1C
#764E1C
oklch(45.9% 0.084 68.6)
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 #2D5B84, 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
- YInMn Blue #415A77 ΔE 0.028
- Denim Blue #3B5B92 ΔE 0.029
- Denim #3B638C ΔE 0.031
- Dusk Blue #26538D ΔE 0.032
- Deep Sea Blue #015482 ΔE 0.036
- Peacock Blue #016795 ΔE 0.041
- Light Navy #155084 ΔE 0.041
Use #2D5B84 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.