#118EBE
Closest named color: Blue NCS (#118AB2). oklch(60.8% 0.121 232), rgb(17, 142, 190).
Aa
Black text reads best on this color (5.63:1).
About this color
#118EBE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.121 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.020 away. Black text reads best on it, at 5.63:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.63:1 |
| White text | 3.72:1 |
Values
| HEX | #118EBE |
| RGB | rgb(17, 142, 190) |
| HSL | hsl(197, 84%, 41%) |
| OKLCH | oklch(60.8% 0.121 232) |
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 #118EBE | 3.72:1 | AA large text | Lc -69.8 | Content text, not long reading |
| Black text on #118EBE | 5.63:1 | AA | Lc 39.8 | Non-text elements, placeholder text |
| #118EBE text on white | 3.72:1 | AA large text | Lc 64.3 | Content text, not long reading |
| #118EBE text on black | 5.63:1 | AA | Lc -37.4 | 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 500.
-
Step 50
50
#F0F6FA
oklch(97% 0.008 236.6)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C5DEEB
oklch(88.6% 0.032 230.3)
-
Step 300
300
#9BC8E1
oklch(80.9% 0.059 232.8)
-
Step 400
400
#5EABD1
oklch(70.7% 0.094 231.6)
-
Step 500
500 (this color)
#118EBE
oklch(60.8% 0.121 232)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006A8F
oklch(49.2% 0.1 231.3)
-
Step 800
800
#005676
oklch(42.6% 0.087 232.3)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950
#062A3A
oklch(26.9% 0.049 232.2)
#118EBE 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) | #768DC0 | 0.079 |
| Deuteranopia (no green cones) | #607EBD | 0.065 |
| Tritanopia (no blue cones) | #009B9E | 0.071 |
| Achromatopsia (no color) | #848484 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #118EBE
#118EBE
oklch(60.8% 0.121 232)
- #BA6C37
#BA6C37
oklch(60.8% 0.12 52.6)
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 #118EBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.020
- Water Blue #0E87CC ΔE 0.033
- Cool Blue #4984B8 ΔE 0.037
- Steel Blue #4682B4 ΔE 0.039
- Off Blue #5684AE ΔE 0.048
- Teal Blue #01889F ΔE 0.049
- Dusty Blue #5A86AD ΔE 0.050
- Faded Blue #658CBB ΔE 0.057
Use #118EBE 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.