#2A50AE
Closest named color: Blue Blue (#2242C7). oklch(46% 0.157 264.4), rgb(42, 80, 174).
Aa
White text reads best on this color (7.35:1).
About this color
#2A50AE is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.157 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.053 away. White text reads best on it, at 7.35:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.85:1 |
| White text | 7.35:1 |
Values
| HEX | #2A50AE |
| RGB | rgb(42, 80, 174) |
| HSL | hsl(223, 61%, 42%) |
| OKLCH | oklch(46% 0.157 264.4) |
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 #2A50AE | 7.35:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #2A50AE | 2.85:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #2A50AE text on white | 7.35:1 | AAA | Lc 85.1 | Fine for body text |
| #2A50AE text on black | 2.85:1 | Fails | Lc -16.9 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CBD9F6
oklch(88.4% 0.043 265)
-
Step 300
300
#A8C1F3
oklch(81% 0.076 264)
-
Step 400
400
#7A9FEC
oklch(70.7% 0.121 264)
-
Step 500
500
#5985E6
oklch(63.2% 0.154 264.1)
-
Step 600
600
#406CD5
oklch(55.7% 0.169 264.5)
-
Step 700
700 (this color)
#2A50AE
oklch(46% 0.157 264.4)
-
Step 800
800
#2A4A95
oklch(42.8% 0.129 264.3)
-
Step 900
900
#263E77
oklch(37.7% 0.102 264.8)
-
Step 950
950
#162545
oklch(27% 0.063 263.8)
#2A50AE 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) | #045CB1 | 0.033 |
| Deuteranopia (no green cones) | #0050AC | 0.023 |
| Tritanopia (no blue cones) | #006777 | 0.124 |
| Achromatopsia (no color) | #565656 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A50AE
#2A50AE
oklch(46% 0.157 264.4)
- #705300
#705300
oklch(46% 0.094 85.1)
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 #2A50AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.053
- Dusk Blue #26538D ΔE 0.056
- Cobalt #1E488F ΔE 0.056
- Blueberry #464196 ΔE 0.058
- Sapphire #2138AB ΔE 0.061
- Denim Blue #3B5B92 ΔE 0.061
- Majorelle Blue #3F37C9 ΔE 0.070
- Mid Blue #276AB3 ΔE 0.070
Use #2A50AE 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.