#048EAC
Closest named color: Blue NCS (#118AB2). oklch(59.8% 0.108 219.9), rgb(4, 142, 172).
Aa
Black text reads best on this color (5.47:1).
About this color
#048EAC is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.108 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.017 away. Black text reads best on it, at 5.47:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.47:1 |
| White text | 3.83:1 |
Values
| HEX | #048EAC |
| RGB | rgb(4, 142, 172) |
| HSL | hsl(191, 95%, 35%) |
| OKLCH | oklch(59.8% 0.108 219.9) |
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 #048EAC | 3.83:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #048EAC | 5.47:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #048EAC text on white | 3.83:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #048EAC text on black | 5.47:1 | AA | Lc -36.4 | 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
#F1F7F9
oklch(97.2% 0.007 219.6)
-
Step 100
100
#DFECF1
oklch(93.5% 0.015 222.7)
-
Step 200
200
#C5DEE7
oklch(88.5% 0.029 221.4)
-
Step 300
300
#9BC9D8
oklch(80.8% 0.053 219.8)
-
Step 400
400
#5FADC5
oklch(70.7% 0.084 220.1)
-
Step 500
500 (this color)
#048EAC
oklch(59.8% 0.108 219.9)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5B
oklch(37.8% 0.069 219.8)
-
Step 950
950
#052B35
oklch(26.9% 0.045 219.7)
#048EAC 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) | #7C8AAE | 0.090 |
| Deuteranopia (no green cones) | #687CAC | 0.079 |
| Tritanopia (no blue cones) | #009898 | 0.049 |
| Achromatopsia (no color) | #828282 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #048EAC
#048EAC
oklch(59.8% 0.108 219.9)
- #B6684C
#B6684C
oklch(59.9% 0.108 40.3)
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 #048EAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.017
- Teal Blue #01889F ΔE 0.024
- Teal Green #0A9396 ΔE 0.042
- Steel Blue #4682B4 ΔE 0.048
- Cool Blue #4984B8 ΔE 0.050
- Dark Cyan #008B8B ΔE 0.051
- Off Blue #5684AE ΔE 0.052
- Dusty Blue #5A86AD ΔE 0.052
Use #048EAC 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.