#2B6284
Closest named color: Denim (#3B638C). oklch(47.5% 0.08 238.8), rgb(43, 98, 132).
Aa
White text reads best on this color (6.59:1).
About this color
#2B6284 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.080 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.021 away. White text reads best on it, at 6.59:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.18:1 |
| White text | 6.59:1 |
Values
| HEX | #2B6284 |
| RGB | rgb(43, 98, 132) |
| HSL | hsl(203, 51%, 34%) |
| OKLCH | oklch(47.5% 0.08 238.8) |
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 #2B6284 | 6.59:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #2B6284 | 3.18:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #2B6284 text on white | 6.59:1 | AA | Lc 82.4 | Fine for body text |
| #2B6284 text on black | 3.18:1 | AA large text | Lc -19.5 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CDDBE6
oklch(88.4% 0.021 241.4)
-
Step 300
300
#ABC5D7
oklch(81% 0.038 238.2)
-
Step 400
400
#7DA7C3
oklch(70.8% 0.061 237.9)
-
Step 500
500
#5A90B4
oklch(63% 0.079 239)
-
Step 600
600
#3E7AA0
oklch(55.6% 0.086 238.7)
-
Step 700
700 (this color)
#2B6284
oklch(47.5% 0.08 238.8)
-
Step 800
800
#29546F
oklch(42.7% 0.066 238.5)
-
Step 900
900
#26455A
oklch(37.6% 0.052 239.7)
-
Step 950
950
#172935
oklch(27.1% 0.033 238.8)
#2B6284 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) | #526286 | 0.044 |
| Deuteranopia (no green cones) | #465983 | 0.036 |
| Tritanopia (no blue cones) | #006B6E | 0.056 |
| Achromatopsia (no color) | #5D5D5D | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B6284
#2B6284
oklch(47.5% 0.08 238.8)
- #7D502B
#7D502B
oklch(47.4% 0.08 58.6)
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 #2B6284, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.021
- Light Navy Blue #2E5A88 ΔE 0.027
- Peacock Blue #016795 ΔE 0.031
- YInMn Blue #415A77 ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.038
- Dusky Blue #475F94 ΔE 0.043
- Petrol #005F6A ΔE 0.051
- Ocean Blue #03719C ΔE 0.051
Use #2B6284 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.