#2C49BB
Closest named color: Blue Blue (#2242C7). oklch(45.8% 0.182 267.5), rgb(44, 73, 187).
Aa
White text reads best on this color (7.56:1).
About this color
#2C49BB is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.182 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.027 away. White text reads best on it, at 7.56:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.182) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.77:1 |
| White text | 7.56:1 |
Values
| HEX | #2C49BB |
| RGB | rgb(44, 73, 187) |
| HSL | hsl(228, 62%, 45%) |
| OKLCH | oklch(45.8% 0.182 267.5) |
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 #2C49BB | 7.56:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #2C49BB | 2.77:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #2C49BB text on white | 7.56:1 | AAA | Lc 85.7 | Fine for body text |
| #2C49BB text on black | 2.77:1 | Fails | Lc -16.4 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#C9D9FF
oklch(88.6% 0.055 267.2)
-
Step 300
300
#A6BFFF
oklch(80.9% 0.095 267.8)
-
Step 400
400
#779BFF
oklch(70.7% 0.152 267.5)
-
Step 500
500
#557EFF
oklch(63.2% 0.197 267.3)
-
Step 600
600
#395DFB
oklch(55.5% 0.237 267.6)
-
Step 700
700
#2D4BDB
oklch(49.1% 0.221 267.6)
-
Step 800
800 (this color)
#2C49BB
oklch(45.8% 0.182 267.5)
-
Step 900
900
#21388C
oklch(37.8% 0.142 267.4)
-
Step 950
950
#132252
oklch(27.1% 0.09 267.1)
#2C49BB 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) | #005BBF | 0.045 |
| Deuteranopia (no green cones) | #004EB9 | 0.025 |
| Tritanopia (no blue cones) | #00667B | 0.143 |
| Achromatopsia (no color) | #545454 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C49BB
#2C49BB
oklch(45.8% 0.182 267.5)
- #6D5300
#6D5300
oklch(45.7% 0.093 87.6)
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 #2C49BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.027
- Majorelle Blue #3F37C9 ΔE 0.044
- Sapphire #2138AB ΔE 0.051
- Blue With A Hint Of Purple #533CC6 ΔE 0.057
- Blurple #5539CC ΔE 0.065
- Blueberry #464196 ΔE 0.068
- Cobalt #1E488F ΔE 0.073
- Warm Blue #4B57DB ΔE 0.074
Use #2C49BB 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.