#293F4F
Closest named color: Dark Blue Grey (#1F3B4D). oklch(35.6% 0.039 240.8), rgb(41, 63, 79).
Aa
White text reads best on this color (10.94:1).
About this color
#293F4F is a dark, muted blue. In OKLCH its lightness is 36%, its chroma 0.039 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.019 away. White text reads best on it, at 10.94:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.91:1 |
| White text | 10.94:1 |
Values
| HEX | #293F4F |
| RGB | rgb(41, 63, 79) |
| HSL | hsl(205, 32%, 24%) |
| OKLCH | oklch(35.6% 0.039 240.8) |
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 #293F4F | 10.94:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #293F4F | 1.91:1 | Fails | Lc 8.6 | Not readable |
| #293F4F text on white | 10.94:1 | AAA | Lc 95.3 | Preferred for body text |
| #293F4F text on black | 1.91:1 | Fails | Lc -7.4 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#D0DBE3
oklch(88.5% 0.016 239.1)
-
Step 300
300
#B0C4D2
oklch(81% 0.029 238.3)
-
Step 400
400
#87A5BC
oklch(70.7% 0.047 241.4)
-
Step 500
500
#688FAB
oklch(63.2% 0.06 240.1)
-
Step 600
600
#4F7896
oklch(55.5% 0.066 241.2)
-
Step 700
700
#406580
oklch(49% 0.061 241.2)
-
Step 800
800
#355368
oklch(42.8% 0.05 240)
-
Step 900
900 (this color)
#293F4F
oklch(35.6% 0.039 240.8)
-
Step 950
950
#1B2832
oklch(27% 0.026 242)
#293F4F 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) | #383F50 | 0.022 |
| Deuteranopia (no green cones) | #333B4F | 0.018 |
| Tritanopia (no blue cones) | #1A4344 | 0.032 |
| Achromatopsia (no color) | #3C3C3C | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #293F4F
#293F4F
oklch(35.6% 0.039 240.8)
- #4C3727
#4C3727
oklch(35.6% 0.04 58.3)
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 #293F4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.019
- Charcoal #264653 ΔE 0.022
- Dark Grey Blue #29465B ΔE 0.027
- Onyx #343A40 ΔE 0.029
- Midnight Green #073B4C ΔE 0.036
- Charcoal Grey #3C4142 ΔE 0.036
- Prussian Blue #1D3557 ΔE 0.043
- Gunmetal #293241 ΔE 0.044
Use #293F4F 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.