#1F60BB
Closest named color: Mid Blue (#276AB3). oklch(50.1% 0.158 258), rgb(31, 96, 187).
Aa
White text reads best on this color (6.08:1).
About this color
#1F60BB is a medium-dark, vivid blue. In OKLCH its lightness is 50%, its chroma 0.158 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.033 away. White text reads best on it, at 6.08:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.158) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.44:1 |
| White text | 6.08:1 |
Values
| HEX | #1F60BB |
| RGB | rgb(31, 96, 187) |
| HSL | hsl(215, 72%, 43%) |
| OKLCH | oklch(50.1% 0.158 258) |
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 #1F60BB | 6.08:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #1F60BB | 3.44:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #1F60BB text on white | 6.08:1 | AA | Lc 79.9 | Fine for body text |
| #1F60BB text on black | 3.44:1 | AA large text | Lc -21.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF6
oklch(88.6% 0.043 257.1)
-
Step 300
300
#A2C3F2
oklch(81% 0.076 257.2)
-
Step 400
400
#70A2EC
oklch(70.8% 0.122 258)
-
Step 500
500
#4888E6
oklch(63% 0.157 258.1)
-
Step 600
600
#2970D4
oklch(55.6% 0.169 258)
-
Step 700
700 (this color)
#1F60BB
oklch(50.1% 0.158 258)
-
Step 800
800
#194C95
oklch(42.6% 0.132 258.2)
-
Step 900
900
#1B4076
oklch(37.6% 0.102 258.1)
-
Step 950
950
#112645
oklch(27% 0.064 258.1)
#1F60BB 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) | #2A6ABE | 0.030 |
| Deuteranopia (no green cones) | #005CB9 | 0.018 |
| Tritanopia (no blue cones) | #007684 | 0.121 |
| Achromatopsia (no color) | #626262 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F60BB
#1F60BB
oklch(50.1% 0.158 258)
- #845B00
#845B00
oklch(50.2% 0.105 78.2)
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 #1F60BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.033
- French Blue #436BAD ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.067
- Warm Blue #4B57DB ΔE 0.068
- Peacock Blue #016795 ΔE 0.069
- Dusky Blue #475F94 ΔE 0.069
- Royal Blue #4169E1 ΔE 0.071
- Windows Blue #3778BF ΔE 0.071
Use #1F60BB 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.