#2C4ABB
Closest named color: Blue Blue (#2242C7). oklch(46% 0.181 267.3), rgb(44, 74, 187).
Aa
White text reads best on this color (7.48:1).
About this color
#2C4ABB is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.181 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.028 away. White text reads best on it, at 7.48:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.80:1 |
| White text | 7.48:1 |
Values
| HEX | #2C4ABB |
| RGB | rgb(44, 74, 187) |
| HSL | hsl(227, 62%, 45%) |
| OKLCH | oklch(46% 0.181 267.3) |
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 #2C4ABB | 7.48:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #2C4ABB | 2.80:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #2C4ABB text on white | 7.48:1 | AAA | Lc 85.4 | Fine for body text |
| #2C4ABB text on black | 2.80:1 | Fails | Lc -16.6 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CBD9FA
oklch(88.5% 0.048 267.2)
-
Step 300
300
#A7BFFA
oklch(80.8% 0.088 267.3)
-
Step 400
400
#7A9CF8
oklch(70.7% 0.14 267.4)
-
Step 500
500
#5980F5
oklch(63.1% 0.18 267.2)
-
Step 600
600
#4166E3
oklch(55.6% 0.194 267.2)
-
Step 700
700 (this color)
#2C4ABB
oklch(46% 0.181 267.3)
-
Step 800
800
#2B45A0
oklch(42.7% 0.151 267.5)
-
Step 900
900
#263C7F
oklch(37.8% 0.117 267)
-
Step 950
950
#16234A
oklch(26.9% 0.074 267.4)
#2C4ABB 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) | #005CBF | 0.045 |
| Deuteranopia (no green cones) | #004EB9 | 0.025 |
| Tritanopia (no blue cones) | #00677B | 0.143 |
| Achromatopsia (no color) | #555555 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C4ABB
#2C4ABB
oklch(46% 0.181 267.3)
- #6E5400
#6E5400
oklch(46% 0.094 87.8)
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 #2C4ABB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.028
- Majorelle Blue #3F37C9 ΔE 0.046
- Sapphire #2138AB ΔE 0.053
- Blue With A Hint Of Purple #533CC6 ΔE 0.058
- Blurple #5539CC ΔE 0.065
- Blueberry #464196 ΔE 0.068
- Warm Blue #4B57DB ΔE 0.072
- Cobalt #1E488F ΔE 0.073
Use #2C4ABB 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.