#293A57
Closest named color: Dark Blue Grey (#1F3B4D). oklch(34.8% 0.056 260.7), rgb(41, 58, 87).
Aa
White text reads best on this color (11.43:1).
About this color
#293A57 is a dark, muted blue. In OKLCH its lightness is 35%, its chroma 0.056 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.024 away. White text reads best on it, at 11.43:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.83:1 |
| White text | 11.43:1 |
Values
| HEX | #293A57 |
| RGB | rgb(41, 58, 87) |
| HSL | hsl(218, 36%, 25%) |
| OKLCH | oklch(34.8% 0.056 260.7) |
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 #293A57 | 11.43:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #293A57 | 1.83:1 | Fails | Lc 7.6 | Not readable |
| #293A57 text on white | 11.43:1 | AAA | Lc 96.3 | Preferred for body text |
| #293A57 text on black | 1.83:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D1DAE9
oklch(88.6% 0.023 260.7)
-
Step 300
300
#B1C2DC
oklch(81% 0.041 258.8)
-
Step 400
400
#89A2CB
oklch(70.8% 0.067 260.2)
-
Step 500
500
#6C8ABD
oklch(63.1% 0.085 260.8)
-
Step 600
600
#5373AA
oklch(55.5% 0.094 260.8)
-
Step 700
700
#446192
oklch(49.2% 0.086 260.5)
-
Step 800
800
#384F76
oklch(42.7% 0.071 260.6)
-
Step 900
900 (this color)
#293A57
oklch(34.8% 0.056 260.7)
-
Step 950
950
#1C2738
oklch(27.1% 0.035 258.9)
#293A57 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) | #2F3C58 | 0.011 |
| Deuteranopia (no green cones) | #2A3856 | 0.006 |
| Tritanopia (no blue cones) | #154044 | 0.050 |
| Achromatopsia (no color) | #3A3A3A | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #293A57
#293A57
oklch(34.8% 0.056 260.7)
- #493714
#493714
oklch(34.9% 0.056 81.6)
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 #293A57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.024
- Prussian Blue #1D3557 ΔE 0.024
- Dark Grey Blue #29465B ΔE 0.038
- Midnight Green #073B4C ΔE 0.039
- Gunmetal #293241 ΔE 0.042
- Charcoal #264653 ΔE 0.042
- Onyx #343A40 ΔE 0.043
- Marine Blue #01386A ΔE 0.048
Use #293A57 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.