#1D293F
Closest named color: Oxford Blue (#1B263B). oklch(28.1% 0.044 262), rgb(29, 41, 63).
Aa
White text reads best on this color (14.57:1).
About this color
#1D293F is a dark, muted blue. In OKLCH its lightness is 28%, its chroma 0.044 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.012 away. White text reads best on it, at 14.57:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.44:1 |
| White text | 14.57:1 |
Values
| HEX | #1D293F |
| RGB | rgb(29, 41, 63) |
| HSL | hsl(219, 37%, 18%) |
| OKLCH | oklch(28.1% 0.044 262) |
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 #1D293F | 14.57:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #1D293F | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #1D293F text on white | 14.57:1 | AAA | Lc 101.3 | Preferred for body text |
| #1D293F text on black | 1.44:1 | 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 950.
-
Step 50
50
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CFDAED
oklch(88.6% 0.029 261.5)
-
Step 300
300
#AEC1E3
oklch(80.8% 0.053 262.1)
-
Step 400
400
#84A1D5
oklch(70.7% 0.083 261.8)
-
Step 500
500
#6589CA
oklch(63.1% 0.107 261.7)
-
Step 600
600
#4D72B7
oklch(55.7% 0.116 262)
-
Step 700
700
#3E5F9E
oklch(49.1% 0.109 262.2)
-
Step 800
800
#334E80
oklch(42.8% 0.09 261.8)
-
Step 900
900
#2D4167
oklch(37.7% 0.07 262.4)
-
Step 950
950 (this color)
#1D293F
oklch(28.1% 0.044 262)
#1D293F 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) | #212B40 | 0.010 |
| Deuteranopia (no green cones) | #1D273F | 0.007 |
| Tritanopia (no blue cones) | #0F2E31 | 0.040 |
| Achromatopsia (no color) | #292929 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D293F
#1D293F
oklch(28.1% 0.044 262)
- #34270D
#34270D
oklch(28.2% 0.044 82.5)
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 #1D293F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.012
- Space Cadet #2B2D42 ΔE 0.028
- Dark #1B2431 ΔE 0.028
- Gunmetal #293241 ΔE 0.037
- Jet #212529 ΔE 0.040
- Prussian Blue #1D3557 ΔE 0.052
- Midnight Green #073B4C ΔE 0.059
- Dark Blue Grey #1F3B4D ΔE 0.061
Use #1D293F 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.