#2D84B5
Closest named color: Steel Blue (#4682B4). oklch(58.4% 0.11 238), rgb(45, 132, 181).
Aa
Black text reads best on this color (5.07:1).
About this color
#2D84B5 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 58%, its chroma 0.110 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Blue (#4682B4), ΔE 0.018 away. Black text reads best on it, at 5.07:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Steel Blue (#4682B4) |
| Black text | 5.07:1 |
| White text | 4.13:1 |
Values
| HEX | #2D84B5 |
| RGB | rgb(45, 132, 181) |
| HSL | hsl(202, 60%, 44%) |
| OKLCH | oklch(58.4% 0.11 238) |
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 #2D84B5 | 4.13:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #2D84B5 | 5.07:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #2D84B5 text on white | 4.13:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #2D84B5 text on black | 5.07:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1EBF2
oklch(93.5% 0.014 238)
-
Step 200
200
#C9DCEA
oklch(88.5% 0.028 239.7)
-
Step 300
300
#A4C6DD
oklch(80.9% 0.049 237.8)
-
Step 400
400
#70A8CD
oklch(70.7% 0.08 238.4)
-
Step 500
500
#4792C0
oklch(63.2% 0.102 238.2)
-
Step 600
600 (this color)
#2D84B5
oklch(58.4% 0.11 238)
-
Step 700
700
#126894
oklch(49.2% 0.103 238)
-
Step 800
800
#145578
oklch(42.8% 0.085 237.9)
-
Step 900
900
#194660
oklch(37.6% 0.066 237.6)
-
Step 950
950
#102938
oklch(26.9% 0.042 237.4)
#2D84B5 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) | #6D84B7 | 0.062 |
| Deuteranopia (no green cones) | #5A77B4 | 0.050 |
| Tritanopia (no blue cones) | #009095 | 0.071 |
| Achromatopsia (no color) | #7D7D7D | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D84B5
#2D84B5
oklch(58.4% 0.11 238)
- #AC6932
#AC6932
oklch(58.4% 0.111 57.4)
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 #2D84B5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Blue #4682B4 ΔE 0.018
- Blue NCS #118AB2 ΔE 0.021
- Cool Blue #4984B8 ΔE 0.022
- Nice Blue #107AB0 ΔE 0.034
- Off Blue #5684AE ΔE 0.035
- Water Blue #0E87CC ΔE 0.035
- Cerulean #457B9D ΔE 0.040
- Windows Blue #3778BF ΔE 0.041
Use #2D84B5 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.