#207BB3
Closest named color: Nice Blue (#107AB0). oklch(55.8% 0.119 241.6), rgb(32, 123, 179).
Aa
White text reads best on this color (4.61:1).
About this color
#207BB3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.119 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Nice Blue (#107AB0), ΔE 0.009 away. White text reads best on it, at 4.61:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Nice Blue (#107AB0) |
| Black text | 4.54:1 |
| White text | 4.61:1 |
Values
| HEX | #207BB3 |
| RGB | rgb(32, 123, 179) |
| HSL | hsl(203, 70%, 41%) |
| OKLCH | oklch(55.8% 0.119 241.6) |
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 #207BB3 | 4.61:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #207BB3 | 4.54:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #207BB3 text on white | 4.61:1 | AA | Lc 71.7 | Content text, not long reading |
| #207BB3 text on black | 4.54:1 | AA | Lc -30.0 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200
#C9DCEB
oklch(88.5% 0.029 241.6)
-
Step 300
300
#A3C6E1
oklch(81% 0.054 241.5)
-
Step 400
400
#6FA7D1
oklch(70.6% 0.085 241.9)
-
Step 500
500
#4591C6
oklch(63.1% 0.11 241.8)
-
Step 600
600 (this color)
#207BB3
oklch(55.8% 0.119 241.6)
-
Step 700
700
#0E6799
oklch(49.2% 0.11 241.2)
-
Step 800
800
#12547C
oklch(42.7% 0.091 241.4)
-
Step 900
900
#184664
oklch(37.8% 0.071 241.1)
-
Step 950
950
#10293B
oklch(27.1% 0.046 242.4)
#207BB3 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) | #617CB5 | 0.058 |
| Deuteranopia (no green cones) | #4C6FB2 | 0.044 |
| Tritanopia (no blue cones) | #00898F | 0.080 |
| Achromatopsia (no color) | #757575 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #207BB3
#207BB3
oklch(55.8% 0.119 241.6)
- #A56119
#A56119
oklch(55.8% 0.119 61.1)
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 #207BB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Nice Blue #107AB0 ΔE 0.009
- Windows Blue #3778BF ΔE 0.027
- Flat Blue #3C73A8 ΔE 0.028
- Steel Blue #4682B4 ΔE 0.036
- Muted Blue #3B719F ΔE 0.038
- Cerulean #457B9D ΔE 0.041
- Cool Blue #4984B8 ΔE 0.043
- Dull Blue #49759C ΔE 0.043
Use #207BB3 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.