#2C5B9A
Closest named color: Denim Blue (#3B5B92). oklch(47.1% 0.115 256.5), rgb(44, 91, 154).
Aa
White text reads best on this color (6.84:1).
About this color
#2C5B9A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.115 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.019 away. White text reads best on it, at 6.84:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 3.07:1 |
| White text | 6.84:1 |
Values
| HEX | #2C5B9A |
| RGB | rgb(44, 91, 154) |
| HSL | hsl(214, 56%, 39%) |
| OKLCH | oklch(47.1% 0.115 256.5) |
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 #2C5B9A | 6.84:1 | AA | Lc -88.3 | Fine for body text |
| Black text on #2C5B9A | 3.07:1 | AA large text | Lc 20.7 | Dividers and decoration only |
| #2C5B9A text on white | 6.84:1 | AA | Lc 83.3 | Fine for body text |
| #2C5B9A text on black | 3.07:1 | AA large text | Lc -18.6 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CCDAEE
oklch(88.4% 0.031 257.2)
-
Step 300
300
#AAC3E5
oklch(81% 0.055 256.1)
-
Step 400
400
#7CA3D8
oklch(70.7% 0.089 256.2)
-
Step 500
500
#5B8BCD
oklch(63.1% 0.113 256.6)
-
Step 600
600
#4074BA
oklch(55.7% 0.123 256.4)
-
Step 700
700 (this color)
#2C5B9A
oklch(47.1% 0.115 256.5)
-
Step 800
800
#2A4F82
oklch(42.6% 0.095 256.9)
-
Step 900
900
#264268
oklch(37.6% 0.074 256.4)
-
Step 950
950
#17273D
oklch(27% 0.047 256.6)
#2C5B9A 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) | #3E609D | 0.025 |
| Deuteranopia (no green cones) | #2C5699 | 0.014 |
| Tritanopia (no blue cones) | #006A73 | 0.091 |
| Achromatopsia (no color) | #5B5B5B | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C5B9A
#2C5B9A
oklch(47.1% 0.115 256.5)
- #7A5200
#7A5200
oklch(47.1% 0.099 76.3)
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 #2C5B9A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.019
- Light Navy Blue #2E5A88 ΔE 0.029
- Dusk Blue #26538D ΔE 0.030
- Dusky Blue #475F94 ΔE 0.035
- Denim #3B638C ΔE 0.040
- Peacock Blue #016795 ΔE 0.040
- Twilight #4E518B ΔE 0.048
- Light Navy #155084 ΔE 0.051
Use #2C5B9A 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.