#4682B4
Named color: Steel Blue. oklch(58.8% 0.099 245.7), rgb(70, 130, 180).
Aa
Black text reads best on this color (5.11:1).
About this color
#4682B4 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.099 and its hue 246°. Its hue sits on the cool side of the wheel. It is the named color Steel Blue. Black text reads best on it, at 5.11:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Steel Blue |
| Black text | 5.11:1 |
| White text | 4.10:1 |
Values
| HEX | #4682B4 |
| RGB | rgb(70, 130, 180) |
| HSL | hsl(207, 44%, 49%) |
| OKLCH | oklch(58.8% 0.099 245.7) |
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 #4682B4 | 4.10:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #4682B4 | 5.11:1 | AA | Lc 36.1 | Non-text elements, placeholder text |
| #4682B4 text on white | 4.10:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #4682B4 text on black | 5.11:1 | AA | Lc -33.6 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CCDBE9
oklch(88.4% 0.025 246.2)
-
Step 300
300
#AAC4DC
oklch(80.9% 0.044 246.2)
-
Step 400
400
#7BA6CB
oklch(70.8% 0.072 245)
-
Step 500
500
#588FBE
oklch(63.1% 0.092 245.7)
-
Step 600
600 (this color)
#4682B4
oklch(58.8% 0.099 245.7)
-
Step 700
700
#2E6592
oklch(49.1% 0.093 246)
-
Step 800
800
#275376
oklch(42.8% 0.076 245)
-
Step 900
900
#25455F
oklch(37.8% 0.059 244.8)
-
Step 950
950
#162838
oklch(26.9% 0.038 246.6)
#4682B4 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) | #6C83B6 | 0.043 |
| Deuteranopia (no green cones) | #5D78B3 | 0.034 |
| Tritanopia (no blue cones) | #008E93 | 0.079 |
| Achromatopsia (no color) | #7D7D7D | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4682B4
#4682B4
oklch(58.8% 0.099 245.7)
- #A57037
#A57037
oklch(58.9% 0.099 65.6)
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 #4682B4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.008
- Off Blue #5684AE ΔE 0.020
- Dusty Blue #5A86AD ΔE 0.027
- Blue NCS #118AB2 ΔE 0.035
- Cerulean #457B9D ΔE 0.037
- Stormy Blue #507B9C ΔE 0.038
- Windows Blue #3778BF ΔE 0.040
- Water Blue #0E87CC ΔE 0.043
Use #4682B4 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.